128109174

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 275208192

約数和(自身を除く): 147099018

約数列:

[1, 2, 3, 6, 31, 41, 62, 82, 93, 107, 123, 157, 186, 214, 246, 314, 321, 471, 642, 942, 1271, 2542, 3317, 3813, 4387, 4867, 6437, 6634, 7626, 8774, 9734, 9951, 12874, 13161, 14601, 16799, 19311, 19902, 26322, 29202, 33598, 38622, 50397, 100794, 135997, 199547, 271994, 399094, 407991, 520769, 598641, 688759, 815982, 1041538, 1197282, 1377518, 1562307, 2066277, 3124614, 4132554, 21351529, 42703058, 64054587, 128109174]

約数ペア:

[(1, 128109174), (2, 64054587), (3, 42703058), (6, 21351529), (31, 4132554), (41, 3124614), (62, 2066277), (82, 1562307), (93, 1377518), (107, 1197282), (123, 1041538), (157, 815982), (186, 688759), (214, 598641), (246, 520769), (314, 407991), (321, 399094), (471, 271994), (642, 199547), (942, 135997), (1271, 100794), (2542, 50397), (3317, 38622), (3813, 33598), (4387, 29202), (4867, 26322), (6437, 19902), (6634, 19311), (7626, 16799), (8774, 14601), (9734, 13161), (9951, 12874)]