16993125

素因数分解:

$3^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 80

約数和(自身を含む): 33739200

約数和(自身を除く): 16746075

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 53, 57, 75, 95, 125, 135, 159, 171, 225, 265, 285, 375, 475, 477, 513, 625, 675, 795, 855, 1007, 1125, 1325, 1425, 1431, 1875, 2375, 2385, 2565, 3021, 3375, 3975, 4275, 5035, 5625, 6625, 7125, 7155, 9063, 11875, 11925, 12825, 15105, 16875, 19875, 21375, 25175, 27189, 33125, 35625, 35775, 45315, 59625, 64125, 75525, 99375, 106875, 125875, 135945, 178875, 226575, 298125, 320625, 377625, 629375, 679725, 894375, 1132875, 1888125, 3398625, 5664375, 16993125]

約数ペア:

[(1, 16993125), (3, 5664375), (5, 3398625), (9, 1888125), (15, 1132875), (19, 894375), (25, 679725), (27, 629375), (45, 377625), (53, 320625), (57, 298125), (75, 226575), (95, 178875), (125, 135945), (135, 125875), (159, 106875), (171, 99375), (225, 75525), (265, 64125), (285, 59625), (375, 45315), (475, 35775), (477, 35625), (513, 33125), (625, 27189), (675, 25175), (795, 21375), (855, 19875), (1007, 16875), (1125, 15105), (1325, 12825), (1425, 11925), (1431, 11875), (1875, 9063), (2375, 7155), (2385, 7125), (2565, 6625), (3021, 5625), (3375, 5035), (3975, 4275)]