81464376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11827}}^1$

素因数の和:11884

約数の個数: 64

約数和(自身を含む): 238452480

約数和(自身を除く): 156988104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 82, 84, 123, 164, 168, 246, 287, 328, 492, 574, 861, 984, 1148, 1722, 2296, 3444, 6888, 11827, 23654, 35481, 47308, 70962, 82789, 94616, 141924, 165578, 248367, 283848, 331156, 484907, 496734, 662312, 969814, 993468, 1454721, 1939628, 1986936, 2909442, 3394349, 3879256, 5818884, 6788698, 10183047, 11637768, 13577396, 20366094, 27154792, 40732188, 81464376]

約数ペア:

[(1, 81464376), (2, 40732188), (3, 27154792), (4, 20366094), (6, 13577396), (7, 11637768), (8, 10183047), (12, 6788698), (14, 5818884), (21, 3879256), (24, 3394349), (28, 2909442), (41, 1986936), (42, 1939628), (56, 1454721), (82, 993468), (84, 969814), (123, 662312), (164, 496734), (168, 484907), (246, 331156), (287, 283848), (328, 248367), (492, 165578), (574, 141924), (861, 94616), (984, 82789), (1148, 70962), (1722, 47308), (2296, 35481), (3444, 23654), (6888, 11827)]