328869788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 634334400

約数和(自身を除く): 305464612

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 199, 244, 398, 521, 793, 796, 1042, 1586, 2084, 2587, 3172, 5174, 6773, 10348, 12139, 13546, 24278, 27092, 31781, 48556, 63562, 103679, 127124, 157807, 207358, 315614, 413153, 414716, 631228, 826306, 1347827, 1652612, 2695654, 5391308, 6324419, 12648838, 25297676, 82217447, 164434894, 328869788]

約数ペア:

[(1, 328869788), (2, 164434894), (4, 82217447), (13, 25297676), (26, 12648838), (52, 6324419), (61, 5391308), (122, 2695654), (199, 1652612), (244, 1347827), (398, 826306), (521, 631228), (793, 414716), (796, 413153), (1042, 315614), (1586, 207358), (2084, 157807), (2587, 127124), (3172, 103679), (5174, 63562), (6773, 48556), (10348, 31781), (12139, 27092), (13546, 24278)]