889143736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3491}}^1$

素因数の和:3620

約数の個数: 64

約数和(自身を含む): 1877299200

約数和(自身を除く): 988155464

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 79, 104, 124, 158, 248, 316, 403, 632, 806, 1027, 1612, 2054, 2449, 3224, 3491, 4108, 4898, 6982, 8216, 9796, 13964, 19592, 27928, 31837, 45383, 63674, 90766, 108221, 127348, 181532, 216442, 254696, 275789, 363064, 432884, 551578, 865768, 1103156, 1406873, 2206312, 2813746, 3585257, 5627492, 7170514, 8549459, 11254984, 14341028, 17098918, 28682056, 34197836, 68395672, 111142967, 222285934, 444571868, 889143736]

約数ペア:

[(1, 889143736), (2, 444571868), (4, 222285934), (8, 111142967), (13, 68395672), (26, 34197836), (31, 28682056), (52, 17098918), (62, 14341028), (79, 11254984), (104, 8549459), (124, 7170514), (158, 5627492), (248, 3585257), (316, 2813746), (403, 2206312), (632, 1406873), (806, 1103156), (1027, 865768), (1612, 551578), (2054, 432884), (2449, 363064), (3224, 275789), (3491, 254696), (4108, 216442), (4898, 181532), (6982, 127348), (8216, 108221), (9796, 90766), (13964, 63674), (19592, 45383), (27928, 31837)]