1388997002

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{641}}^1$

素因数の和:863

約数の個数: 48

約数和(自身を含む): 2327285952

約数和(自身を除く): 938288950

約数列:

[1, 2, 17, 23, 34, 46, 163, 289, 326, 391, 578, 641, 782, 1282, 2771, 3749, 5542, 6647, 7498, 10897, 13294, 14743, 21794, 29486, 47107, 63733, 94214, 104483, 127466, 185249, 208966, 250631, 370498, 501262, 1083461, 1776211, 2166922, 2403109, 3552422, 4260727, 4806218, 8521454, 30195587, 40852853, 60391174, 81705706, 694498501, 1388997002]

約数ペア:

[(1, 1388997002), (2, 694498501), (17, 81705706), (23, 60391174), (34, 40852853), (46, 30195587), (163, 8521454), (289, 4806218), (326, 4260727), (391, 3552422), (578, 2403109), (641, 2166922), (782, 1776211), (1282, 1083461), (2771, 501262), (3749, 370498), (5542, 250631), (6647, 208966), (7498, 185249), (10897, 127466), (13294, 104483), (14743, 94214), (21794, 63733), (29486, 47107)]