21116678115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{12611}}^1$

素因数の和:12940

約数の個数: 64

約数和(自身を含む): 37697974272

約数和(自身を除く): 16581296157

約数列:

[1, 3, 5, 13, 15, 31, 39, 65, 93, 155, 195, 277, 403, 465, 831, 1209, 1385, 2015, 3601, 4155, 6045, 8587, 10803, 12611, 18005, 25761, 37833, 42935, 54015, 63055, 111631, 128805, 163943, 189165, 334893, 390941, 491829, 558155, 819715, 1172823, 1674465, 1954705, 2459145, 3493247, 5082233, 5864115, 10479741, 15246699, 17466235, 25411165, 45412211, 52398705, 76233495, 108290657, 136236633, 227061055, 324871971, 541453285, 681183165, 1407778541, 1624359855, 4223335623, 7038892705, 21116678115]

約数ペア:

[(1, 21116678115), (3, 7038892705), (5, 4223335623), (13, 1624359855), (15, 1407778541), (31, 681183165), (39, 541453285), (65, 324871971), (93, 227061055), (155, 136236633), (195, 108290657), (277, 76233495), (403, 52398705), (465, 45412211), (831, 25411165), (1209, 17466235), (1385, 15246699), (2015, 10479741), (3601, 5864115), (4155, 5082233), (6045, 3493247), (8587, 2459145), (10803, 1954705), (12611, 1674465), (18005, 1172823), (25761, 819715), (37833, 558155), (42935, 491829), (54015, 390941), (63055, 334893), (111631, 189165), (128805, 163943)]