28749364

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 59834880

約数和(自身を除く): 31085516

約数列:

[1, 2, 4, 7, 14, 28, 41, 79, 82, 158, 164, 287, 316, 317, 553, 574, 634, 1106, 1148, 1268, 2212, 2219, 3239, 4438, 6478, 8876, 12956, 12997, 22673, 25043, 25994, 45346, 50086, 51988, 90692, 90979, 100172, 175301, 181958, 350602, 363916, 701204, 1026763, 2053526, 4107052, 7187341, 14374682, 28749364]

約数ペア:

[(1, 28749364), (2, 14374682), (4, 7187341), (7, 4107052), (14, 2053526), (28, 1026763), (41, 701204), (79, 363916), (82, 350602), (158, 181958), (164, 175301), (287, 100172), (316, 90979), (317, 90692), (553, 51988), (574, 50086), (634, 45346), (1106, 25994), (1148, 25043), (1268, 22673), (2212, 12997), (2219, 12956), (3239, 8876), (4438, 6478)]