129378172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4159}}^1$

素因数の和:4282

約数の個数: 48

約数和(自身を含む): 285143040

約数和(自身を除く): 155764868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 707, 1111, 1414, 2222, 2828, 4159, 4444, 7777, 8318, 15554, 16636, 29113, 31108, 45749, 58226, 91498, 116452, 182996, 320243, 420059, 640486, 840118, 1280972, 1680236, 2940413, 4620649, 5880826, 9241298, 11761652, 18482596, 32344543, 64689086, 129378172]

約数ペア:

[(1, 129378172), (2, 64689086), (4, 32344543), (7, 18482596), (11, 11761652), (14, 9241298), (22, 5880826), (28, 4620649), (44, 2940413), (77, 1680236), (101, 1280972), (154, 840118), (202, 640486), (308, 420059), (404, 320243), (707, 182996), (1111, 116452), (1414, 91498), (2222, 58226), (2828, 45749), (4159, 31108), (4444, 29113), (7777, 16636), (8318, 15554)]