1297490864

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{153877}}^1$

素因数の和:153933

約数の個数: 40

約数和(自身を含む): 2747645568

約数和(自身を除く): 1450154704

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 153877, 307754, 615508, 1231016, 2462032, 2615909, 4770187, 5231818, 9540374, 10463636, 19080748, 20927272, 38161496, 41854544, 76322992, 81093179, 162186358, 324372716, 648745432, 1297490864]

約数ペア:

[(1, 1297490864), (2, 648745432), (4, 324372716), (8, 162186358), (16, 81093179), (17, 76322992), (31, 41854544), (34, 38161496), (62, 20927272), (68, 19080748), (124, 10463636), (136, 9540374), (248, 5231818), (272, 4770187), (496, 2615909), (527, 2462032), (1054, 1231016), (2108, 615508), (4216, 307754), (8432, 153877)]