15690514725

素因数分解:

$3^3\times 5^2\times {\mathrm{379}}^1\times {\mathrm{61333}}^1$

素因数の和:61731

約数の個数: 48

約数和(自身を含む): 28900580800

約数和(自身を除く): 13210066075

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 379, 675, 1137, 1895, 3411, 5685, 9475, 10233, 17055, 28425, 51165, 61333, 85275, 183999, 255825, 306665, 551997, 919995, 1533325, 1655991, 2759985, 4599975, 8279955, 13799925, 23245207, 41399775, 69735621, 116226035, 209206863, 348678105, 581130175, 627620589, 1046034315, 1743390525, 3138102945, 5230171575, 15690514725]

約数ペア:

[(1, 15690514725), (3, 5230171575), (5, 3138102945), (9, 1743390525), (15, 1046034315), (25, 627620589), (27, 581130175), (45, 348678105), (75, 209206863), (135, 116226035), (225, 69735621), (379, 41399775), (675, 23245207), (1137, 13799925), (1895, 8279955), (3411, 4599975), (5685, 2759985), (9475, 1655991), (10233, 1533325), (17055, 919995), (28425, 551997), (51165, 306665), (61333, 255825), (85275, 183999)]