15872805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 30366336

約数和(自身を除く): 14493531

約数列:

[1, 3, 5, 9, 13, 15, 39, 43, 45, 65, 117, 129, 195, 215, 387, 559, 585, 631, 645, 1677, 1893, 1935, 2795, 3155, 5031, 5679, 8203, 8385, 9465, 24609, 25155, 27133, 28395, 41015, 73827, 81399, 123045, 135665, 244197, 352729, 369135, 406995, 1058187, 1220985, 1763645, 3174561, 5290935, 15872805]

約数ペア:

[(1, 15872805), (3, 5290935), (5, 3174561), (9, 1763645), (13, 1220985), (15, 1058187), (39, 406995), (43, 369135), (45, 352729), (65, 244197), (117, 135665), (129, 123045), (195, 81399), (215, 73827), (387, 41015), (559, 28395), (585, 27133), (631, 25155), (645, 24609), (1677, 9465), (1893, 8385), (1935, 8203), (2795, 5679), (3155, 5031)]