28550652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{461}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 72079392

約数和(自身を除く): 43528740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 397, 461, 794, 922, 1191, 1383, 1588, 1844, 2382, 2766, 4764, 5161, 5532, 5993, 10322, 11986, 15483, 17979, 20644, 23972, 30966, 35958, 61932, 71916, 183017, 366034, 549051, 732068, 1098102, 2196204, 2379221, 4758442, 7137663, 9516884, 14275326, 28550652]

約数ペア:

[(1, 28550652), (2, 14275326), (3, 9516884), (4, 7137663), (6, 4758442), (12, 2379221), (13, 2196204), (26, 1098102), (39, 732068), (52, 549051), (78, 366034), (156, 183017), (397, 71916), (461, 61932), (794, 35958), (922, 30966), (1191, 23972), (1383, 20644), (1588, 17979), (1844, 15483), (2382, 11986), (2766, 10322), (4764, 5993), (5161, 5532)]