920898045

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3313}}^1$

素因数の和:3427

約数の個数: 64

約数和(自身を含む): 1717977600

約数和(自身を除く): 797079555

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 71, 87, 135, 145, 213, 261, 355, 435, 639, 783, 1065, 1305, 1917, 2059, 3195, 3313, 3915, 6177, 9585, 9939, 10295, 16565, 18531, 29817, 30885, 49695, 55593, 89451, 92655, 96077, 149085, 235223, 277965, 288231, 447255, 480385, 705669, 864693, 1176115, 1441155, 2117007, 2594079, 3528345, 4323465, 6351021, 6821467, 10585035, 12970395, 20464401, 31755105, 34107335, 61393203, 102322005, 184179609, 306966015, 920898045]

約数ペア:

[(1, 920898045), (3, 306966015), (5, 184179609), (9, 102322005), (15, 61393203), (27, 34107335), (29, 31755105), (45, 20464401), (71, 12970395), (87, 10585035), (135, 6821467), (145, 6351021), (213, 4323465), (261, 3528345), (355, 2594079), (435, 2117007), (639, 1441155), (783, 1176115), (1065, 864693), (1305, 705669), (1917, 480385), (2059, 447255), (3195, 288231), (3313, 277965), (3915, 235223), (6177, 149085), (9585, 96077), (9939, 92655), (10295, 89451), (16565, 55593), (18531, 49695), (29817, 30885)]