71405464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6299}}^1$

素因数の和:6427

約数の個数: 32

約数和(自身を含む): 145530000

約数和(自身を除く): 74124536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 109, 218, 436, 872, 1417, 2834, 5668, 6299, 11336, 12598, 25196, 50392, 81887, 163774, 327548, 655096, 686591, 1373182, 2746364, 5492728, 8925683, 17851366, 35702732, 71405464]

約数ペア:

[(1, 71405464), (2, 35702732), (4, 17851366), (8, 8925683), (13, 5492728), (26, 2746364), (52, 1373182), (104, 686591), (109, 655096), (218, 327548), (436, 163774), (872, 81887), (1417, 50392), (2834, 25196), (5668, 12598), (6299, 11336)]