87154578

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:520

約数の個数: 96

約数和(自身を含む): 227515392

約数和(自身を除く): 140360814

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 53, 62, 63, 93, 106, 126, 159, 186, 217, 279, 318, 371, 421, 434, 477, 558, 651, 742, 842, 954, 1113, 1263, 1302, 1643, 1953, 2226, 2526, 2947, 3286, 3339, 3789, 3906, 4929, 5894, 6678, 7578, 8841, 9858, 11501, 13051, 14787, 17682, 22313, 23002, 26102, 26523, 29574, 34503, 39153, 44626, 53046, 66939, 69006, 78306, 91357, 103509, 117459, 133878, 156191, 182714, 200817, 207018, 234918, 274071, 312382, 401634, 468573, 548142, 691703, 822213, 937146, 1383406, 1405719, 1644426, 2075109, 2811438, 4150218, 4841921, 6225327, 9683842, 12450654, 14525763, 29051526, 43577289, 87154578]

約数ペア:

[(1, 87154578), (2, 43577289), (3, 29051526), (6, 14525763), (7, 12450654), (9, 9683842), (14, 6225327), (18, 4841921), (21, 4150218), (31, 2811438), (42, 2075109), (53, 1644426), (62, 1405719), (63, 1383406), (93, 937146), (106, 822213), (126, 691703), (159, 548142), (186, 468573), (217, 401634), (279, 312382), (318, 274071), (371, 234918), (421, 207018), (434, 200817), (477, 182714), (558, 156191), (651, 133878), (742, 117459), (842, 103509), (954, 91357), (1113, 78306), (1263, 69006), (1302, 66939), (1643, 53046), (1953, 44626), (2226, 39153), (2526, 34503), (2947, 29574), (3286, 26523), (3339, 26102), (3789, 23002), (3906, 22313), (4929, 17682), (5894, 14787), (6678, 13051), (7578, 11501), (8841, 9858)]