15661497605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1\times {\mathrm{11047}}^1$

素因数の和:12365

約数の個数: 32

約数和(自身を含む): 21448675584

約数和(自身を除く): 5787177979

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1283, 6415, 11047, 16679, 21811, 55235, 83395, 109055, 143611, 187799, 283543, 718055, 938995, 1417715, 2441387, 12206935, 14173301, 70866505, 184252913, 240946117, 921264565, 1204730585, 3132299521, 15661497605]

約数ペア:

[(1, 15661497605), (5, 3132299521), (13, 1204730585), (17, 921264565), (65, 240946117), (85, 184252913), (221, 70866505), (1105, 14173301), (1283, 12206935), (6415, 2441387), (11047, 1417715), (16679, 938995), (21811, 718055), (55235, 283543), (83395, 187799), (109055, 143611)]