415546875

素因数分解:

$3^3\times 5^7\times {\mathrm{197}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 773435520

約数和(自身を除く): 357888645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 197, 225, 375, 591, 625, 675, 985, 1125, 1773, 1875, 2955, 3125, 3375, 4925, 5319, 5625, 8865, 9375, 14775, 15625, 16875, 24625, 26595, 28125, 44325, 46875, 73875, 78125, 84375, 123125, 132975, 140625, 221625, 234375, 369375, 421875, 615625, 664875, 703125, 1108125, 1846875, 2109375, 3078125, 3324375, 5540625, 9234375, 15390625, 16621875, 27703125, 46171875, 83109375, 138515625, 415546875]

約数ペア:

[(1, 415546875), (3, 138515625), (5, 83109375), (9, 46171875), (15, 27703125), (25, 16621875), (27, 15390625), (45, 9234375), (75, 5540625), (125, 3324375), (135, 3078125), (197, 2109375), (225, 1846875), (375, 1108125), (591, 703125), (625, 664875), (675, 615625), (985, 421875), (1125, 369375), (1773, 234375), (1875, 221625), (2955, 140625), (3125, 132975), (3375, 123125), (4925, 84375), (5319, 78125), (5625, 73875), (8865, 46875), (9375, 44325), (14775, 28125), (15625, 26595), (16875, 24625)]