38968215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 75382272

約数和(自身を除く): 36414057

約数列:

[1, 3, 5, 11, 13, 15, 33, 37, 39, 55, 65, 111, 143, 165, 185, 195, 407, 429, 481, 491, 555, 715, 1221, 1443, 1473, 2035, 2145, 2405, 2455, 5291, 5401, 6105, 6383, 7215, 7365, 15873, 16203, 18167, 19149, 26455, 27005, 31915, 54501, 70213, 79365, 81015, 90835, 95745, 199837, 210639, 236171, 272505, 351065, 599511, 708513, 999185, 1053195, 1180855, 2597881, 2997555, 3542565, 7793643, 12989405, 38968215]

約数ペア:

[(1, 38968215), (3, 12989405), (5, 7793643), (11, 3542565), (13, 2997555), (15, 2597881), (33, 1180855), (37, 1053195), (39, 999185), (55, 708513), (65, 599511), (111, 351065), (143, 272505), (165, 236171), (185, 210639), (195, 199837), (407, 95745), (429, 90835), (481, 81015), (491, 79365), (555, 70213), (715, 54501), (1221, 31915), (1443, 27005), (1473, 26455), (2035, 19149), (2145, 18167), (2405, 16203), (2455, 15873), (5291, 7365), (5401, 7215), (6105, 6383)]