974156545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{641}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 1242501120

約数和(自身を除く): 268344575

約数列:

[1, 5, 29, 47, 145, 223, 235, 641, 1115, 1363, 3205, 6467, 6815, 10481, 18589, 30127, 32335, 52405, 92945, 142943, 150635, 303949, 714715, 873683, 1519745, 4145347, 4368415, 6718321, 20726735, 33591605, 194831309, 974156545]

約数ペア:

[(1, 974156545), (5, 194831309), (29, 33591605), (47, 20726735), (145, 6718321), (223, 4368415), (235, 4145347), (641, 1519745), (1115, 873683), (1363, 714715), (3205, 303949), (6467, 150635), (6815, 142943), (10481, 92945), (18589, 52405), (30127, 32335)]