18376425

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 35515584

約数和(自身を除く): 17139159

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 53, 67, 69, 75, 115, 159, 201, 207, 225, 265, 335, 345, 477, 575, 603, 795, 1005, 1035, 1219, 1325, 1541, 1675, 1725, 2385, 3015, 3551, 3657, 3975, 4623, 5025, 5175, 6095, 7705, 10653, 10971, 11925, 13869, 15075, 17755, 18285, 23115, 30475, 31959, 38525, 53265, 54855, 69345, 81673, 88775, 91425, 115575, 159795, 245019, 266325, 274275, 346725, 408365, 735057, 798975, 1225095, 2041825, 3675285, 6125475, 18376425]

約数ペア:

[(1, 18376425), (3, 6125475), (5, 3675285), (9, 2041825), (15, 1225095), (23, 798975), (25, 735057), (45, 408365), (53, 346725), (67, 274275), (69, 266325), (75, 245019), (115, 159795), (159, 115575), (201, 91425), (207, 88775), (225, 81673), (265, 69345), (335, 54855), (345, 53265), (477, 38525), (575, 31959), (603, 30475), (795, 23115), (1005, 18285), (1035, 17755), (1219, 15075), (1325, 13869), (1541, 11925), (1675, 10971), (1725, 10653), (2385, 7705), (3015, 6095), (3551, 5175), (3657, 5025), (3975, 4623)]