188972289

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2389}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 322133760

約数和(自身を除く): 133161471

約数列:

[1, 3, 9, 11, 17, 33, 47, 51, 99, 141, 153, 187, 423, 517, 561, 799, 1551, 1683, 2389, 2397, 4653, 7167, 7191, 8789, 21501, 26279, 26367, 40613, 78837, 79101, 112283, 121839, 236511, 336849, 365517, 446743, 1010547, 1235113, 1340229, 1908811, 3705339, 4020687, 5726433, 11116017, 17179299, 20996921, 62990763, 188972289]

約数ペア:

[(1, 188972289), (3, 62990763), (9, 20996921), (11, 17179299), (17, 11116017), (33, 5726433), (47, 4020687), (51, 3705339), (99, 1908811), (141, 1340229), (153, 1235113), (187, 1010547), (423, 446743), (517, 365517), (561, 336849), (799, 236511), (1551, 121839), (1683, 112283), (2389, 79101), (2397, 78837), (4653, 40613), (7167, 26367), (7191, 26279), (8789, 21501)]