388610469

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2161}}^1$

素因数の和:2262

約数の個数: 48

約数和(自身を含む): 637444080

約数和(自身を除く): 248833611

約数列:

[1, 3, 9, 13, 29, 39, 53, 87, 117, 159, 261, 377, 477, 689, 1131, 1537, 2067, 2161, 3393, 4611, 6201, 6483, 13833, 19449, 19981, 28093, 59943, 62669, 84279, 114533, 179829, 188007, 252837, 343599, 564021, 814697, 1030797, 1488929, 2444091, 3321457, 4466787, 7332273, 9964371, 13400361, 29893113, 43178941, 129536823, 388610469]

約数ペア:

[(1, 388610469), (3, 129536823), (9, 43178941), (13, 29893113), (29, 13400361), (39, 9964371), (53, 7332273), (87, 4466787), (117, 3321457), (159, 2444091), (261, 1488929), (377, 1030797), (477, 814697), (689, 564021), (1131, 343599), (1537, 252837), (2067, 188007), (2161, 179829), (3393, 114533), (4611, 84279), (6201, 62669), (6483, 59943), (13833, 28093), (19449, 19981)]