505648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:62

約数の個数: 60

約数和(自身を含む): 1225368

約数和(自身を除く): 719720

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 169, 176, 187, 208, 221, 272, 286, 338, 374, 442, 572, 676, 748, 884, 1144, 1352, 1496, 1768, 1859, 2288, 2431, 2704, 2873, 2992, 3536, 3718, 4862, 5746, 7436, 9724, 11492, 14872, 19448, 22984, 29744, 31603, 38896, 45968, 63206, 126412, 252824, 505648]

約数ペア:

[(1, 505648), (2, 252824), (4, 126412), (8, 63206), (11, 45968), (13, 38896), (16, 31603), (17, 29744), (22, 22984), (26, 19448), (34, 14872), (44, 11492), (52, 9724), (68, 7436), (88, 5746), (104, 4862), (136, 3718), (143, 3536), (169, 2992), (176, 2873), (187, 2704), (208, 2431), (221, 2288), (272, 1859), (286, 1768), (338, 1496), (374, 1352), (442, 1144), (572, 884), (676, 748)]