1388767575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{3719}}^1$

素因数の和:4128

約数の個数: 48

約数和(自身を含む): 2479841280

約数和(自身を除く): 1091073705

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 383, 975, 1149, 1915, 3719, 4979, 5745, 9575, 11157, 14937, 18595, 24895, 28725, 48347, 55785, 74685, 92975, 124475, 145041, 241735, 278925, 373425, 725205, 1208675, 1424377, 3626025, 4273131, 7121885, 18516901, 21365655, 35609425, 55550703, 92584505, 106828275, 277753515, 462922525, 1388767575]

約数ペア:

[(1, 1388767575), (3, 462922525), (5, 277753515), (13, 106828275), (15, 92584505), (25, 55550703), (39, 35609425), (65, 21365655), (75, 18516901), (195, 7121885), (325, 4273131), (383, 3626025), (975, 1424377), (1149, 1208675), (1915, 725205), (3719, 373425), (4979, 278925), (5745, 241735), (9575, 145041), (11157, 124475), (14937, 92975), (18595, 74685), (24895, 55785), (28725, 48347)]