289219944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{2383}}^1$

素因数の和:2794

約数の個数: 64

約数和(自身を含む): 780998400

約数和(自身を除く): 491778456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 389, 778, 1167, 1556, 2334, 2383, 3112, 4668, 4766, 5057, 7149, 9336, 9532, 10114, 14298, 15171, 19064, 20228, 28596, 30342, 30979, 40456, 57192, 60684, 61958, 92937, 121368, 123916, 185874, 247832, 371748, 743496, 926987, 1853974, 2780961, 3707948, 5561922, 7415896, 11123844, 12050831, 22247688, 24101662, 36152493, 48203324, 72304986, 96406648, 144609972, 289219944]

約数ペア:

[(1, 289219944), (2, 144609972), (3, 96406648), (4, 72304986), (6, 48203324), (8, 36152493), (12, 24101662), (13, 22247688), (24, 12050831), (26, 11123844), (39, 7415896), (52, 5561922), (78, 3707948), (104, 2780961), (156, 1853974), (312, 926987), (389, 743496), (778, 371748), (1167, 247832), (1556, 185874), (2334, 123916), (2383, 121368), (3112, 92937), (4668, 61958), (4766, 60684), (5057, 57192), (7149, 40456), (9336, 30979), (9532, 30342), (10114, 28596), (14298, 20228), (15171, 19064)]