404766908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2801}}^1$

素因数の和:3222

約数の個数: 48

約数和(自身を含む): 874313664

約数和(自身を除く): 469546756

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 397, 794, 1588, 2779, 2801, 5161, 5558, 5602, 10322, 11116, 11204, 19607, 20644, 36127, 36413, 39214, 72254, 72826, 78428, 144508, 145652, 254891, 509782, 1019564, 1111997, 2223994, 4447988, 7783979, 14455961, 15567958, 28911922, 31135916, 57823844, 101191727, 202383454, 404766908]

約数ペア:

[(1, 404766908), (2, 202383454), (4, 101191727), (7, 57823844), (13, 31135916), (14, 28911922), (26, 15567958), (28, 14455961), (52, 7783979), (91, 4447988), (182, 2223994), (364, 1111997), (397, 1019564), (794, 509782), (1588, 254891), (2779, 145652), (2801, 144508), (5161, 78428), (5558, 72826), (5602, 72254), (10322, 39214), (11116, 36413), (11204, 36127), (19607, 20644)]