17890875

素因数分解:

$3^5\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 96

約数和(自身を含む): 36341760

約数和(自身を除く): 18450885

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 31, 45, 57, 75, 81, 93, 95, 125, 135, 155, 171, 225, 243, 279, 285, 375, 405, 465, 475, 513, 589, 675, 775, 837, 855, 1125, 1215, 1395, 1425, 1539, 1767, 2025, 2325, 2375, 2511, 2565, 2945, 3375, 3875, 4185, 4275, 4617, 5301, 6075, 6975, 7125, 7533, 7695, 8835, 10125, 11625, 12555, 12825, 14725, 15903, 20925, 21375, 23085, 26505, 30375, 34875, 37665, 38475, 44175, 47709, 62775, 64125, 73625, 79515, 104625, 115425, 132525, 143127, 188325, 192375, 220875, 238545, 313875, 397575, 577125, 662625, 715635, 941625, 1192725, 1987875, 3578175, 5963625, 17890875]

約数ペア:

[(1, 17890875), (3, 5963625), (5, 3578175), (9, 1987875), (15, 1192725), (19, 941625), (25, 715635), (27, 662625), (31, 577125), (45, 397575), (57, 313875), (75, 238545), (81, 220875), (93, 192375), (95, 188325), (125, 143127), (135, 132525), (155, 115425), (171, 104625), (225, 79515), (243, 73625), (279, 64125), (285, 62775), (375, 47709), (405, 44175), (465, 38475), (475, 37665), (513, 34875), (589, 30375), (675, 26505), (775, 23085), (837, 21375), (855, 20925), (1125, 15903), (1215, 14725), (1395, 12825), (1425, 12555), (1539, 11625), (1767, 10125), (2025, 8835), (2325, 7695), (2375, 7533), (2511, 7125), (2565, 6975), (2945, 6075), (3375, 5301), (3875, 4617), (4185, 4275)]