2051237955

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{1361}}^1$

素因数の和:1572

約数の個数: 64

約数和(自身を含む): 3624445440

約数和(自身を除く): 1573207485

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 131, 177, 195, 295, 393, 655, 767, 885, 1361, 1703, 1965, 2301, 3835, 4083, 5109, 6805, 7729, 8515, 11505, 17693, 20415, 23187, 25545, 38645, 53079, 80299, 88465, 100477, 115935, 178291, 240897, 265395, 301431, 401495, 502385, 534873, 891455, 1043887, 1204485, 1507155, 2317783, 2674365, 3131661, 5219435, 6953349, 10519169, 11588915, 15658305, 31557507, 34766745, 52595845, 136749197, 157787535, 410247591, 683745985, 2051237955]

約数ペア:

[(1, 2051237955), (3, 683745985), (5, 410247591), (13, 157787535), (15, 136749197), (39, 52595845), (59, 34766745), (65, 31557507), (131, 15658305), (177, 11588915), (195, 10519169), (295, 6953349), (393, 5219435), (655, 3131661), (767, 2674365), (885, 2317783), (1361, 1507155), (1703, 1204485), (1965, 1043887), (2301, 891455), (3835, 534873), (4083, 502385), (5109, 401495), (6805, 301431), (7729, 265395), (8515, 240897), (11505, 178291), (17693, 115935), (20415, 100477), (23187, 88465), (25545, 80299), (38645, 53079)]