127968705

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1543}}^1$

素因数の和:1670

約数の個数: 48

約数和(自身を含む): 236046720

約数和(自身を除く): 108078015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 97, 171, 285, 291, 485, 855, 873, 1455, 1543, 1843, 4365, 4629, 5529, 7715, 9215, 13887, 16587, 23145, 27645, 29317, 69435, 82935, 87951, 146585, 149671, 263853, 439755, 449013, 748355, 1319265, 1347039, 2245065, 2843749, 6735195, 8531247, 14218745, 25593741, 42656235, 127968705]

約数ペア:

[(1, 127968705), (3, 42656235), (5, 25593741), (9, 14218745), (15, 8531247), (19, 6735195), (45, 2843749), (57, 2245065), (95, 1347039), (97, 1319265), (171, 748355), (285, 449013), (291, 439755), (485, 263853), (855, 149671), (873, 146585), (1455, 87951), (1543, 82935), (1843, 69435), (4365, 29317), (4629, 27645), (5529, 23145), (7715, 16587), (9215, 13887)]