31906548

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 90256320

約数和(自身を除く): 58349772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 71, 73, 76, 81, 108, 114, 142, 146, 162, 171, 213, 219, 228, 284, 292, 324, 342, 426, 438, 513, 639, 657, 684, 852, 876, 1026, 1278, 1314, 1349, 1387, 1539, 1917, 1971, 2052, 2556, 2628, 2698, 2774, 3078, 3834, 3942, 4047, 4161, 5183, 5396, 5548, 5751, 5913, 6156, 7668, 7884, 8094, 8322, 10366, 11502, 11826, 12141, 12483, 15549, 16188, 16644, 20732, 23004, 23652, 24282, 24966, 31098, 36423, 37449, 46647, 48564, 49932, 62196, 72846, 74898, 93294, 98477, 109269, 112347, 139941, 145692, 149796, 186588, 196954, 218538, 224694, 279882, 295431, 393908, 419823, 437076, 449388, 559764, 590862, 839646, 886293, 1181724, 1679292, 1772586, 2658879, 3545172, 5317758, 7976637, 10635516, 15953274, 31906548]

約数ペア:

[(1, 31906548), (2, 15953274), (3, 10635516), (4, 7976637), (6, 5317758), (9, 3545172), (12, 2658879), (18, 1772586), (19, 1679292), (27, 1181724), (36, 886293), (38, 839646), (54, 590862), (57, 559764), (71, 449388), (73, 437076), (76, 419823), (81, 393908), (108, 295431), (114, 279882), (142, 224694), (146, 218538), (162, 196954), (171, 186588), (213, 149796), (219, 145692), (228, 139941), (284, 112347), (292, 109269), (324, 98477), (342, 93294), (426, 74898), (438, 72846), (513, 62196), (639, 49932), (657, 48564), (684, 46647), (852, 37449), (876, 36423), (1026, 31098), (1278, 24966), (1314, 24282), (1349, 23652), (1387, 23004), (1539, 20732), (1917, 16644), (1971, 16188), (2052, 15549), (2556, 12483), (2628, 12141), (2698, 11826), (2774, 11502), (3078, 10366), (3834, 8322), (3942, 8094), (4047, 7884), (4161, 7668), (5183, 6156), (5396, 5913), (5548, 5751)]