16356564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1445

約数の個数: 72

約数和(自身を含む): 48292608

約数和(自身を除く): 31936044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1381, 1692, 1974, 2762, 2961, 3948, 4143, 5524, 5922, 8286, 9667, 11844, 12429, 16572, 19334, 24858, 29001, 38668, 49716, 58002, 64907, 87003, 116004, 129814, 174006, 194721, 259628, 348012, 389442, 454349, 584163, 778884, 908698, 1168326, 1363047, 1817396, 2336652, 2726094, 4089141, 5452188, 8178282, 16356564]

約数ペア:

[(1, 16356564), (2, 8178282), (3, 5452188), (4, 4089141), (6, 2726094), (7, 2336652), (9, 1817396), (12, 1363047), (14, 1168326), (18, 908698), (21, 778884), (28, 584163), (36, 454349), (42, 389442), (47, 348012), (63, 259628), (84, 194721), (94, 174006), (126, 129814), (141, 116004), (188, 87003), (252, 64907), (282, 58002), (329, 49716), (423, 38668), (564, 29001), (658, 24858), (846, 19334), (987, 16572), (1316, 12429), (1381, 11844), (1692, 9667), (1974, 8286), (2762, 5922), (2961, 5524), (3948, 4143)]