72971132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{10243}}^1$

素因数の和:10397

約数の個数: 24

約数和(自身を含む): 138539856

約数和(自身を除く): 65568724

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1781, 3562, 7124, 10243, 20486, 40972, 133159, 266318, 532636, 1403291, 2806582, 5613164, 18242783, 36485566, 72971132]

約数ペア:

[(1, 72971132), (2, 36485566), (4, 18242783), (13, 5613164), (26, 2806582), (52, 1403291), (137, 532636), (274, 266318), (548, 133159), (1781, 40972), (3562, 20486), (7124, 10243)]