1391569190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 2771020800

約数和(自身を除く): 1379451610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 199, 302, 398, 421, 755, 842, 995, 1510, 1661, 1990, 2105, 2189, 3322, 4210, 4378, 4631, 8305, 9262, 10945, 16610, 21890, 23155, 30049, 46310, 60098, 63571, 83779, 127142, 150245, 167558, 300490, 317855, 330539, 418895, 635710, 661078, 699281, 837790, 921569, 1398562, 1652695, 1843138, 3305390, 3496405, 4607845, 6992810, 9215690, 12650629, 25301258, 63253145, 126506290, 139156919, 278313838, 695784595, 1391569190]

約数ペア:

[(1, 1391569190), (2, 695784595), (5, 278313838), (10, 139156919), (11, 126506290), (22, 63253145), (55, 25301258), (110, 12650629), (151, 9215690), (199, 6992810), (302, 4607845), (398, 3496405), (421, 3305390), (755, 1843138), (842, 1652695), (995, 1398562), (1510, 921569), (1661, 837790), (1990, 699281), (2105, 661078), (2189, 635710), (3322, 418895), (4210, 330539), (4378, 317855), (4631, 300490), (8305, 167558), (9262, 150245), (10945, 127142), (16610, 83779), (21890, 63571), (23155, 60098), (30049, 46310)]