420094948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7351}}^1$

素因数の和:7532

約数の個数: 48

約数和(自身を含む): 910706944

約数和(自身を除く): 490611996

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 157, 182, 314, 364, 628, 1099, 2041, 2198, 4082, 4396, 7351, 8164, 14287, 14702, 28574, 29404, 51457, 57148, 95563, 102914, 191126, 205828, 382252, 668941, 1154107, 1337882, 2308214, 2675764, 4616428, 8078749, 15003391, 16157498, 30006782, 32314996, 60013564, 105023737, 210047474, 420094948]

約数ペア:

[(1, 420094948), (2, 210047474), (4, 105023737), (7, 60013564), (13, 32314996), (14, 30006782), (26, 16157498), (28, 15003391), (52, 8078749), (91, 4616428), (157, 2675764), (182, 2308214), (314, 1337882), (364, 1154107), (628, 668941), (1099, 382252), (2041, 205828), (2198, 191126), (4082, 102914), (4396, 95563), (7351, 57148), (8164, 51457), (14287, 29404), (14702, 28574)]