16427628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 51717120

約数和(自身を除く): 35289492

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 47, 57, 63, 73, 76, 84, 94, 114, 126, 133, 141, 146, 171, 188, 219, 228, 252, 266, 282, 292, 329, 342, 399, 423, 438, 511, 532, 564, 657, 658, 684, 798, 846, 876, 893, 987, 1022, 1197, 1314, 1316, 1387, 1533, 1596, 1692, 1786, 1974, 2044, 2394, 2628, 2679, 2774, 2961, 3066, 3431, 3572, 3948, 4161, 4599, 4788, 5358, 5548, 5922, 6132, 6251, 6862, 8037, 8322, 9198, 9709, 10293, 10716, 11844, 12483, 12502, 13724, 16074, 16644, 18396, 18753, 19418, 20586, 24017, 24966, 25004, 29127, 30879, 32148, 37506, 38836, 41172, 48034, 49932, 56259, 58254, 61758, 65189, 72051, 75012, 87381, 96068, 112518, 116508, 123516, 130378, 144102, 174762, 195567, 216153, 225036, 260756, 288204, 349524, 391134, 432306, 456323, 586701, 782268, 864612, 912646, 1173402, 1368969, 1825292, 2346804, 2737938, 4106907, 5475876, 8213814, 16427628]

約数ペア:

[(1, 16427628), (2, 8213814), (3, 5475876), (4, 4106907), (6, 2737938), (7, 2346804), (9, 1825292), (12, 1368969), (14, 1173402), (18, 912646), (19, 864612), (21, 782268), (28, 586701), (36, 456323), (38, 432306), (42, 391134), (47, 349524), (57, 288204), (63, 260756), (73, 225036), (76, 216153), (84, 195567), (94, 174762), (114, 144102), (126, 130378), (133, 123516), (141, 116508), (146, 112518), (171, 96068), (188, 87381), (219, 75012), (228, 72051), (252, 65189), (266, 61758), (282, 58254), (292, 56259), (329, 49932), (342, 48034), (399, 41172), (423, 38836), (438, 37506), (511, 32148), (532, 30879), (564, 29127), (657, 25004), (658, 24966), (684, 24017), (798, 20586), (846, 19418), (876, 18753), (893, 18396), (987, 16644), (1022, 16074), (1197, 13724), (1314, 12502), (1316, 12483), (1387, 11844), (1533, 10716), (1596, 10293), (1692, 9709), (1786, 9198), (1974, 8322), (2044, 8037), (2394, 6862), (2628, 6251), (2679, 6132), (2774, 5922), (2961, 5548), (3066, 5358), (3431, 4788), (3572, 4599), (3948, 4161)]