261478796

素因数分解:

$2^2\times {\mathrm{59}}^2\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 36

約数和(自身を含む): 472935960

約数和(自身を除く): 211457164

約数列:

[1, 2, 4, 59, 89, 118, 178, 211, 236, 356, 422, 844, 3481, 5251, 6962, 10502, 12449, 13924, 18779, 21004, 24898, 37558, 49796, 75116, 309809, 619618, 734491, 1107961, 1239236, 1468982, 2215922, 2937964, 4431844, 65369699, 130739398, 261478796]

約数ペア:

[(1, 261478796), (2, 130739398), (4, 65369699), (59, 4431844), (89, 2937964), (118, 2215922), (178, 1468982), (211, 1239236), (236, 1107961), (356, 734491), (422, 619618), (844, 309809), (3481, 75116), (5251, 49796), (6962, 37558), (10502, 24898), (12449, 21004), (13924, 18779)]