289901925

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:603

約数の個数: 72

約数和(自身を含む): 543179520

約数和(自身を除く): 253277595

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 89, 93, 155, 225, 267, 279, 445, 465, 467, 775, 801, 1335, 1395, 1401, 2225, 2325, 2335, 2759, 4005, 4203, 6675, 6975, 7005, 8277, 11675, 13795, 14477, 20025, 21015, 24831, 35025, 41385, 41563, 43431, 68975, 72385, 105075, 124155, 124689, 130293, 206925, 207815, 217155, 361925, 374067, 620775, 623445, 651465, 1039075, 1085775, 1288453, 1870335, 3117225, 3257325, 3865359, 6442265, 9351675, 11596077, 19326795, 32211325, 57980385, 96633975, 289901925]

約数ペア:

[(1, 289901925), (3, 96633975), (5, 57980385), (9, 32211325), (15, 19326795), (25, 11596077), (31, 9351675), (45, 6442265), (75, 3865359), (89, 3257325), (93, 3117225), (155, 1870335), (225, 1288453), (267, 1085775), (279, 1039075), (445, 651465), (465, 623445), (467, 620775), (775, 374067), (801, 361925), (1335, 217155), (1395, 207815), (1401, 206925), (2225, 130293), (2325, 124689), (2335, 124155), (2759, 105075), (4005, 72385), (4203, 68975), (6675, 43431), (6975, 41563), (7005, 41385), (8277, 35025), (11675, 24831), (13795, 21015), (14477, 20025)]