15211456

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 33284160

約数和(自身を除く): 18072704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 188, 208, 376, 389, 416, 611, 752, 778, 832, 1222, 1504, 1556, 2444, 3008, 3112, 4888, 5057, 6224, 9776, 10114, 12448, 18283, 19552, 20228, 24896, 36566, 39104, 40456, 73132, 80912, 146264, 161824, 237679, 292528, 323648, 475358, 585056, 950716, 1170112, 1901432, 3802864, 7605728, 15211456]

約数ペア:

[(1, 15211456), (2, 7605728), (4, 3802864), (8, 1901432), (13, 1170112), (16, 950716), (26, 585056), (32, 475358), (47, 323648), (52, 292528), (64, 237679), (94, 161824), (104, 146264), (188, 80912), (208, 73132), (376, 40456), (389, 39104), (416, 36566), (611, 24896), (752, 20228), (778, 19552), (832, 18283), (1222, 12448), (1504, 10114), (1556, 9776), (2444, 6224), (3008, 5057), (3112, 4888)]