1639458436

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{171707}}^1$

素因数の和:171760

約数の個数: 48

約数和(自身を含む): 3692408832

約数和(自身を除く): 2052950396

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 171707, 343414, 686828, 1201949, 1888777, 2403898, 3777554, 4807796, 5322917, 7555108, 10645834, 13221439, 21291668, 26442878, 37260419, 52885756, 58552087, 74520838, 117104174, 149041676, 234208348, 409864609, 819729218, 1639458436]

約数ペア:

[(1, 1639458436), (2, 819729218), (4, 409864609), (7, 234208348), (11, 149041676), (14, 117104174), (22, 74520838), (28, 58552087), (31, 52885756), (44, 37260419), (62, 26442878), (77, 21291668), (124, 13221439), (154, 10645834), (217, 7555108), (308, 5322917), (341, 4807796), (434, 3777554), (682, 2403898), (868, 1888777), (1364, 1201949), (2387, 686828), (4774, 343414), (9548, 171707)]