817365835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{2161}}^1$

素因数の和:2236

約数の個数: 48

約数和(自身を含む): 1205150688

約数和(自身を除く): 387784853

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 529, 715, 1265, 1495, 2161, 2645, 3289, 5819, 6877, 10805, 16445, 23771, 28093, 29095, 34385, 49703, 75647, 118855, 140465, 248515, 309023, 378235, 546733, 646139, 1143169, 1545115, 2733665, 3230695, 5715845, 7107529, 12574859, 14861197, 35537645, 62874295, 74305985, 163473167, 817365835]

約数ペア:

[(1, 817365835), (5, 163473167), (11, 74305985), (13, 62874295), (23, 35537645), (55, 14861197), (65, 12574859), (115, 7107529), (143, 5715845), (253, 3230695), (299, 2733665), (529, 1545115), (715, 1143169), (1265, 646139), (1495, 546733), (2161, 378235), (2645, 309023), (3289, 248515), (5819, 140465), (6877, 118855), (10805, 75647), (16445, 49703), (23771, 34385), (28093, 29095)]