121127775

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 217236096

約数和(自身を除く): 96108321

約数列:

[1, 3, 5, 15, 23, 25, 43, 69, 71, 75, 115, 129, 213, 215, 345, 355, 529, 575, 645, 989, 1065, 1075, 1587, 1633, 1725, 1775, 2645, 2967, 3053, 3225, 4899, 4945, 5325, 7935, 8165, 9159, 13225, 14835, 15265, 22747, 24495, 24725, 37559, 39675, 40825, 45795, 68241, 70219, 74175, 76325, 112677, 113735, 122475, 187795, 210657, 228975, 341205, 351095, 563385, 568675, 938975, 1053285, 1615037, 1706025, 1755475, 2816925, 4845111, 5266425, 8075185, 24225555, 40375925, 121127775]

約数ペア:

[(1, 121127775), (3, 40375925), (5, 24225555), (15, 8075185), (23, 5266425), (25, 4845111), (43, 2816925), (69, 1755475), (71, 1706025), (75, 1615037), (115, 1053285), (129, 938975), (213, 568675), (215, 563385), (345, 351095), (355, 341205), (529, 228975), (575, 210657), (645, 187795), (989, 122475), (1065, 113735), (1075, 112677), (1587, 76325), (1633, 74175), (1725, 70219), (1775, 68241), (2645, 45795), (2967, 40825), (3053, 39675), (3225, 37559), (4899, 24725), (4945, 24495), (5325, 22747), (7935, 15265), (8165, 14835), (9159, 13225)]