15691330915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{40771}}^1$

素因数の和:41011

約数の個数: 32

約数和(自身を含む): 21042266112

約数和(自身を除く): 5350935197

約数列:

[1, 5, 13, 31, 65, 155, 191, 403, 955, 2015, 2483, 5921, 12415, 29605, 40771, 76973, 203855, 384865, 530023, 1263901, 2650115, 6319505, 7787261, 16430713, 38936305, 82153565, 101234393, 241405091, 506171965, 1207025455, 3138266183, 15691330915]

約数ペア:

[(1, 15691330915), (5, 3138266183), (13, 1207025455), (31, 506171965), (65, 241405091), (155, 101234393), (191, 82153565), (403, 38936305), (955, 16430713), (2015, 7787261), (2483, 6319505), (5921, 2650115), (12415, 1263901), (29605, 530023), (40771, 384865), (76973, 203855)]