1641648

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1521

約数の個数: 40

約数和(自身を含む): 4428288

約数和(自身を除く): 2786640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 1487, 2974, 4461, 5948, 8922, 11896, 17844, 23792, 34201, 35688, 68402, 71376, 102603, 136804, 205206, 273608, 410412, 547216, 820824, 1641648]

約数ペア:

[(1, 1641648), (2, 820824), (3, 547216), (4, 410412), (6, 273608), (8, 205206), (12, 136804), (16, 102603), (23, 71376), (24, 68402), (46, 35688), (48, 34201), (69, 23792), (92, 17844), (138, 11896), (184, 8922), (276, 5948), (368, 4461), (552, 2974), (1104, 1487)]