20147288625

素因数分解:

$3^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{351151}}^1$

素因数の和:351192

約数の個数: 64

約数和(自身を含む): 39441392640

約数和(自身を除く): 19294104015

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 125, 135, 153, 225, 255, 375, 425, 459, 675, 765, 1125, 1275, 2125, 2295, 3375, 3825, 6375, 11475, 19125, 57375, 351151, 1053453, 1755755, 3160359, 5267265, 5969567, 8778775, 9481077, 15801795, 17908701, 26336325, 29847835, 43893875, 47405385, 53726103, 79008975, 89543505, 131681625, 149239175, 161178309, 237026925, 268630515, 395044875, 447717525, 746195875, 805891545, 1185134625, 1343152575, 2238587625, 4029457725, 6715762875, 20147288625]

約数ペア:

[(1, 20147288625), (3, 6715762875), (5, 4029457725), (9, 2238587625), (15, 1343152575), (17, 1185134625), (25, 805891545), (27, 746195875), (45, 447717525), (51, 395044875), (75, 268630515), (85, 237026925), (125, 161178309), (135, 149239175), (153, 131681625), (225, 89543505), (255, 79008975), (375, 53726103), (425, 47405385), (459, 43893875), (675, 29847835), (765, 26336325), (1125, 17908701), (1275, 15801795), (2125, 9481077), (2295, 8778775), (3375, 5969567), (3825, 5267265), (6375, 3160359), (11475, 1755755), (19125, 1053453), (57375, 351151)]