1491014798

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 2796208128

約数和(自身を除く): 1305193330

約数列:

[1, 2, 7, 13, 14, 26, 91, 127, 182, 251, 254, 257, 502, 514, 889, 1651, 1757, 1778, 1799, 3263, 3302, 3341, 3514, 3598, 6526, 6682, 11557, 22841, 23114, 23387, 31877, 32639, 45682, 46774, 63754, 64507, 65278, 129014, 223139, 228473, 414401, 424307, 446278, 451549, 456946, 828802, 838591, 848614, 903098, 1677182, 2900807, 2970149, 5801614, 5870137, 5940298, 8192389, 11740274, 16384778, 57346723, 106501057, 114693446, 213002114, 745507399, 1491014798]

約数ペア:

[(1, 1491014798), (2, 745507399), (7, 213002114), (13, 114693446), (14, 106501057), (26, 57346723), (91, 16384778), (127, 11740274), (182, 8192389), (251, 5940298), (254, 5870137), (257, 5801614), (502, 2970149), (514, 2900807), (889, 1677182), (1651, 903098), (1757, 848614), (1778, 838591), (1799, 828802), (3263, 456946), (3302, 451549), (3341, 446278), (3514, 424307), (3598, 414401), (6526, 228473), (6682, 223139), (11557, 129014), (22841, 65278), (23114, 64507), (23387, 63754), (31877, 46774), (32639, 45682)]