400751892

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{433}}^1\times {\mathrm{547}}^1$

素因数の和:1037

約数の個数: 72

約数和(自身を含む): 1038850176

約数和(自身を除く): 638098284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 433, 547, 564, 846, 866, 1094, 1299, 1641, 1692, 1732, 2188, 2598, 3282, 3897, 4923, 5196, 6564, 7794, 9846, 15588, 19692, 20351, 25709, 40702, 51418, 61053, 77127, 81404, 102836, 122106, 154254, 183159, 231381, 236851, 244212, 308508, 366318, 462762, 473702, 710553, 732636, 925524, 947404, 1421106, 2131659, 2842212, 4263318, 8526636, 11131997, 22263994, 33395991, 44527988, 66791982, 100187973, 133583964, 200375946, 400751892]

約数ペア:

[(1, 400751892), (2, 200375946), (3, 133583964), (4, 100187973), (6, 66791982), (9, 44527988), (12, 33395991), (18, 22263994), (36, 11131997), (47, 8526636), (94, 4263318), (141, 2842212), (188, 2131659), (282, 1421106), (423, 947404), (433, 925524), (547, 732636), (564, 710553), (846, 473702), (866, 462762), (1094, 366318), (1299, 308508), (1641, 244212), (1692, 236851), (1732, 231381), (2188, 183159), (2598, 154254), (3282, 122106), (3897, 102836), (4923, 81404), (5196, 77127), (6564, 61053), (7794, 51418), (9846, 40702), (15588, 25709), (19692, 20351)]