1285687568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137831}}^1$

素因数の和:137903

約数の個数: 40

約数和(自身を含む): 2768769216

約数和(自身を除く): 1483081648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 424, 583, 848, 1166, 2332, 4664, 9328, 137831, 275662, 551324, 1102648, 1516141, 2205296, 3032282, 6064564, 7305043, 12129128, 14610086, 24258256, 29220172, 58440344, 80355473, 116880688, 160710946, 321421892, 642843784, 1285687568]

約数ペア:

[(1, 1285687568), (2, 642843784), (4, 321421892), (8, 160710946), (11, 116880688), (16, 80355473), (22, 58440344), (44, 29220172), (53, 24258256), (88, 14610086), (106, 12129128), (176, 7305043), (212, 6064564), (424, 3032282), (583, 2205296), (848, 1516141), (1166, 1102648), (2332, 551324), (4664, 275662), (9328, 137831)]