38969325

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 74487296

約数和(自身を除く): 35517971

約数列:

[1, 3, 5, 9, 15, 25, 31, 37, 45, 75, 93, 111, 151, 155, 185, 225, 279, 333, 453, 465, 555, 755, 775, 925, 1147, 1359, 1395, 1665, 2265, 2325, 2775, 3441, 3775, 4681, 5587, 5735, 6795, 6975, 8325, 10323, 11325, 14043, 16761, 17205, 23405, 27935, 28675, 33975, 42129, 50283, 51615, 70215, 83805, 86025, 117025, 139675, 173197, 210645, 251415, 258075, 351075, 419025, 519591, 865985, 1053225, 1257075, 1558773, 2597955, 4329925, 7793865, 12989775, 38969325]

約数ペア:

[(1, 38969325), (3, 12989775), (5, 7793865), (9, 4329925), (15, 2597955), (25, 1558773), (31, 1257075), (37, 1053225), (45, 865985), (75, 519591), (93, 419025), (111, 351075), (151, 258075), (155, 251415), (185, 210645), (225, 173197), (279, 139675), (333, 117025), (453, 86025), (465, 83805), (555, 70215), (755, 51615), (775, 50283), (925, 42129), (1147, 33975), (1359, 28675), (1395, 27935), (1665, 23405), (2265, 17205), (2325, 16761), (2775, 14043), (3441, 11325), (3775, 10323), (4681, 8325), (5587, 6975), (5735, 6795)]