669708

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 1926288

約数和(自身を除く): 1256580

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 81, 106, 108, 117, 156, 159, 162, 212, 234, 243, 318, 324, 351, 468, 477, 486, 636, 689, 702, 954, 972, 1053, 1378, 1404, 1431, 1908, 2067, 2106, 2756, 2862, 3159, 4134, 4212, 4293, 5724, 6201, 6318, 8268, 8586, 12402, 12636, 12879, 17172, 18603, 24804, 25758, 37206, 51516, 55809, 74412, 111618, 167427, 223236, 334854, 669708]

約数ペア:

[(1, 669708), (2, 334854), (3, 223236), (4, 167427), (6, 111618), (9, 74412), (12, 55809), (13, 51516), (18, 37206), (26, 25758), (27, 24804), (36, 18603), (39, 17172), (52, 12879), (53, 12636), (54, 12402), (78, 8586), (81, 8268), (106, 6318), (108, 6201), (117, 5724), (156, 4293), (159, 4212), (162, 4134), (212, 3159), (234, 2862), (243, 2756), (318, 2106), (324, 2067), (351, 1908), (468, 1431), (477, 1404), (486, 1378), (636, 1053), (689, 972), (702, 954)]