18447220125

素因数分解:

$3^3\times 5^3\times {\mathrm{421}}^1\times {\mathrm{12983}}^1$

素因数の和:13428

約数の個数: 64

約数和(自身を含む): 34190507520

約数和(自身を除く): 15743287395

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 421, 675, 1125, 1263, 2105, 3375, 3789, 6315, 10525, 11367, 12983, 18945, 31575, 38949, 52625, 56835, 64915, 94725, 116847, 157875, 194745, 284175, 324575, 350541, 473625, 584235, 973725, 1420875, 1622875, 1752705, 2921175, 4868625, 5465843, 8763525, 14605875, 16397529, 27329215, 43817625, 49192587, 81987645, 136646075, 147577761, 245962935, 409938225, 683230375, 737888805, 1229814675, 2049691125, 3689444025, 6149073375, 18447220125]

約数ペア:

[(1, 18447220125), (3, 6149073375), (5, 3689444025), (9, 2049691125), (15, 1229814675), (25, 737888805), (27, 683230375), (45, 409938225), (75, 245962935), (125, 147577761), (135, 136646075), (225, 81987645), (375, 49192587), (421, 43817625), (675, 27329215), (1125, 16397529), (1263, 14605875), (2105, 8763525), (3375, 5465843), (3789, 4868625), (6315, 2921175), (10525, 1752705), (11367, 1622875), (12983, 1420875), (18945, 973725), (31575, 584235), (38949, 473625), (52625, 350541), (56835, 324575), (64915, 284175), (94725, 194745), (116847, 157875)]