1331192925

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{617}}^1$

素因数の和:899

約数の個数: 72

約数和(自身を含む): 2454676224

約数和(自身を除く): 1123483299

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 223, 225, 387, 617, 645, 669, 1075, 1115, 1851, 1935, 2007, 3085, 3225, 3345, 5553, 5575, 9255, 9589, 9675, 10035, 15425, 16725, 26531, 27765, 28767, 46275, 47945, 50175, 79593, 86301, 132655, 137591, 138825, 143835, 238779, 239725, 397965, 412773, 431505, 663275, 687955, 719175, 1193895, 1238319, 1989825, 2063865, 2157525, 3439775, 5916413, 5969475, 6191595, 10319325, 17749239, 29582065, 30957975, 53247717, 88746195, 147910325, 266238585, 443730975, 1331192925]

約数ペア:

[(1, 1331192925), (3, 443730975), (5, 266238585), (9, 147910325), (15, 88746195), (25, 53247717), (43, 30957975), (45, 29582065), (75, 17749239), (129, 10319325), (215, 6191595), (223, 5969475), (225, 5916413), (387, 3439775), (617, 2157525), (645, 2063865), (669, 1989825), (1075, 1238319), (1115, 1193895), (1851, 719175), (1935, 687955), (2007, 663275), (3085, 431505), (3225, 412773), (3345, 397965), (5553, 239725), (5575, 238779), (9255, 143835), (9589, 138825), (9675, 137591), (10035, 132655), (15425, 86301), (16725, 79593), (26531, 50175), (27765, 47945), (28767, 46275)]