19005290283

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^2\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 30371931072

約数和(自身を除く): 11366640789

約数列:

[1, 3, 7, 21, 49, 67, 83, 147, 201, 249, 347, 469, 581, 1041, 1407, 1743, 2429, 3283, 4067, 4489, 5561, 7287, 9849, 12201, 13467, 16683, 17003, 23249, 28801, 31423, 38927, 51009, 69747, 86403, 94269, 116781, 162743, 201607, 219961, 272489, 372587, 488229, 604821, 659883, 817467, 1117761, 1139201, 1411249, 1557683, 1929667, 2608109, 3417603, 4233747, 4673049, 5789001, 7824327, 10903781, 13507669, 18256763, 32711343, 40523007, 54770289, 76326467, 94553683, 129287689, 228979401, 283661049, 387863067, 905013823, 2715041469, 6335096761, 19005290283]

約数ペア:

[(1, 19005290283), (3, 6335096761), (7, 2715041469), (21, 905013823), (49, 387863067), (67, 283661049), (83, 228979401), (147, 129287689), (201, 94553683), (249, 76326467), (347, 54770289), (469, 40523007), (581, 32711343), (1041, 18256763), (1407, 13507669), (1743, 10903781), (2429, 7824327), (3283, 5789001), (4067, 4673049), (4489, 4233747), (5561, 3417603), (7287, 2608109), (9849, 1929667), (12201, 1557683), (13467, 1411249), (16683, 1139201), (17003, 1117761), (23249, 817467), (28801, 659883), (31423, 604821), (38927, 488229), (51009, 372587), (69747, 272489), (86403, 219961), (94269, 201607), (116781, 162743)]