1902481749

素因数分解:

$3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 3403079680

約数和(自身を除く): 1500597931

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 109, 189, 217, 243, 279, 327, 331, 567, 651, 763, 837, 981, 993, 1701, 1953, 2289, 2317, 2511, 2943, 2979, 3379, 5859, 6867, 6951, 7533, 8829, 8937, 10137, 10261, 17577, 20601, 20853, 23653, 26487, 26811, 30411, 30783, 36079, 52731, 61803, 62559, 70959, 71827, 80433, 91233, 92349, 108237, 185409, 187677, 212877, 215481, 252553, 273699, 277047, 324711, 563031, 638631, 646443, 757659, 821097, 831141, 974133, 1118449, 1915893, 1939329, 2272977, 2493423, 2922399, 3355347, 5747679, 5817987, 6818931, 7829143, 8767197, 10066041, 17453961, 20456793, 23487429, 30198123, 61370379, 70462287, 90594369, 211386861, 271783107, 634160583, 1902481749]

約数ペア:

[(1, 1902481749), (3, 634160583), (7, 271783107), (9, 211386861), (21, 90594369), (27, 70462287), (31, 61370379), (63, 30198123), (81, 23487429), (93, 20456793), (109, 17453961), (189, 10066041), (217, 8767197), (243, 7829143), (279, 6818931), (327, 5817987), (331, 5747679), (567, 3355347), (651, 2922399), (763, 2493423), (837, 2272977), (981, 1939329), (993, 1915893), (1701, 1118449), (1953, 974133), (2289, 831141), (2317, 821097), (2511, 757659), (2943, 646443), (2979, 638631), (3379, 563031), (5859, 324711), (6867, 277047), (6951, 273699), (7533, 252553), (8829, 215481), (8937, 212877), (10137, 187677), (10261, 185409), (17577, 108237), (20601, 92349), (20853, 91233), (23653, 80433), (26487, 71827), (26811, 70959), (30411, 62559), (30783, 61803), (36079, 52731)]