231931984

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{977}}^1$

素因数の和:1423

約数の個数: 40

約数和(自身を含む): 463137768

約数和(自身を除く): 231205784

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 401, 592, 802, 977, 1604, 1954, 3208, 3908, 6416, 7816, 14837, 15632, 29674, 36149, 59348, 72298, 118696, 144596, 237392, 289192, 391777, 578384, 783554, 1567108, 3134216, 6268432, 14495749, 28991498, 57982996, 115965992, 231931984]

約数ペア:

[(1, 231931984), (2, 115965992), (4, 57982996), (8, 28991498), (16, 14495749), (37, 6268432), (74, 3134216), (148, 1567108), (296, 783554), (401, 578384), (592, 391777), (802, 289192), (977, 237392), (1604, 144596), (1954, 118696), (3208, 72298), (3908, 59348), (6416, 36149), (7816, 29674), (14837, 15632)]