128889129628

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5443}}^1\times {\mathrm{20627}}^1$

素因数の和:26122

約数の個数: 48

約数和(自身を含む): 264126852864

約数和(自身を除く): 135237723236

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 5443, 10886, 20627, 21772, 38101, 41254, 76202, 82508, 144389, 152404, 223163, 288778, 446326, 577556, 845707, 892652, 1562141, 1691414, 3124282, 3382828, 5919949, 6248564, 11839898, 23679796, 112272761, 224545522, 449091044, 785909327, 1571818654, 3143637308, 4603183201, 9206366402, 18412732804, 32222282407, 64444564814, 128889129628]

約数ペア:

[(1, 128889129628), (2, 64444564814), (4, 32222282407), (7, 18412732804), (14, 9206366402), (28, 4603183201), (41, 3143637308), (82, 1571818654), (164, 785909327), (287, 449091044), (574, 224545522), (1148, 112272761), (5443, 23679796), (10886, 11839898), (20627, 6248564), (21772, 5919949), (38101, 3382828), (41254, 3124282), (76202, 1691414), (82508, 1562141), (144389, 892652), (152404, 845707), (223163, 577556), (288778, 446326)]