16665558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 41513472

約数和(自身を除く): 24847914

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 131, 182, 233, 262, 273, 393, 466, 546, 699, 786, 917, 1398, 1631, 1703, 1834, 2751, 3029, 3262, 3406, 4893, 5109, 5502, 6058, 9087, 9786, 10218, 11921, 18174, 21203, 23842, 30523, 35763, 42406, 61046, 63609, 71526, 91569, 127218, 183138, 213661, 396799, 427322, 640983, 793598, 1190397, 1281966, 2380794, 2777593, 5555186, 8332779, 16665558]

約数ペア:

[(1, 16665558), (2, 8332779), (3, 5555186), (6, 2777593), (7, 2380794), (13, 1281966), (14, 1190397), (21, 793598), (26, 640983), (39, 427322), (42, 396799), (78, 213661), (91, 183138), (131, 127218), (182, 91569), (233, 71526), (262, 63609), (273, 61046), (393, 42406), (466, 35763), (546, 30523), (699, 23842), (786, 21203), (917, 18174), (1398, 11921), (1631, 10218), (1703, 9786), (1834, 9087), (2751, 6058), (3029, 5502), (3262, 5109), (3406, 4893)]