15911745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2713}}^1$

素因数の和:2761

約数の個数: 32

約数和(自身を含む): 28138752

約数和(自身を除く): 12227007

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 2713, 5865, 8139, 13565, 40695, 46121, 62399, 138363, 187197, 230605, 311995, 691815, 935985, 1060783, 3182349, 5303915, 15911745]

約数ペア:

[(1, 15911745), (3, 5303915), (5, 3182349), (15, 1060783), (17, 935985), (23, 691815), (51, 311995), (69, 230605), (85, 187197), (115, 138363), (255, 62399), (345, 46121), (391, 40695), (1173, 13565), (1955, 8139), (2713, 5865)]