15693868515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{389}}^1\times {\mathrm{661}}^1$

素因数の和:1384

約数の個数: 64

約数和(自身を含む): 27239022720

約数和(自身を除く): 11545154205

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 313, 389, 661, 939, 1167, 1565, 1945, 1983, 3305, 4069, 4695, 5057, 5835, 8593, 9915, 12207, 15171, 20345, 25285, 25779, 42965, 61035, 75855, 121757, 128895, 206893, 257129, 365271, 608785, 620679, 771387, 1034465, 1285645, 1582841, 1826355, 2689609, 3103395, 3342677, 3856935, 4748523, 7914205, 8068827, 10028031, 13448045, 16713385, 23742615, 40344135, 50140155, 80481377, 241444131, 402406885, 1046257901, 1207220655, 3138773703, 5231289505, 15693868515]

約数ペア:

[(1, 15693868515), (3, 5231289505), (5, 3138773703), (13, 1207220655), (15, 1046257901), (39, 402406885), (65, 241444131), (195, 80481377), (313, 50140155), (389, 40344135), (661, 23742615), (939, 16713385), (1167, 13448045), (1565, 10028031), (1945, 8068827), (1983, 7914205), (3305, 4748523), (4069, 3856935), (4695, 3342677), (5057, 3103395), (5835, 2689609), (8593, 1826355), (9915, 1582841), (12207, 1285645), (15171, 1034465), (20345, 771387), (25285, 620679), (25779, 608785), (42965, 365271), (61035, 257129), (75855, 206893), (121757, 128895)]