2912786037

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1735

約数の個数: 72

約数和(自身を含む): 5057769600

約数和(自身を除く): 2144983563

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 89, 141, 147, 267, 329, 423, 441, 623, 801, 987, 1579, 1869, 2303, 2961, 4183, 4361, 4737, 5607, 6909, 11053, 12549, 13083, 14211, 20727, 29281, 33159, 37647, 39249, 74213, 77371, 87843, 99477, 140531, 204967, 222639, 232113, 263529, 421593, 519491, 614901, 667917, 696339, 983717, 1264779, 1558473, 1844703, 2951151, 3636437, 4675419, 6604957, 6886019, 8853453, 10909311, 19814871, 20658057, 32727933, 46234699, 59444613, 61974171, 138704097, 323642893, 416112291, 970928679, 2912786037]

約数ペア:

[(1, 2912786037), (3, 970928679), (7, 416112291), (9, 323642893), (21, 138704097), (47, 61974171), (49, 59444613), (63, 46234699), (89, 32727933), (141, 20658057), (147, 19814871), (267, 10909311), (329, 8853453), (423, 6886019), (441, 6604957), (623, 4675419), (801, 3636437), (987, 2951151), (1579, 1844703), (1869, 1558473), (2303, 1264779), (2961, 983717), (4183, 696339), (4361, 667917), (4737, 614901), (5607, 519491), (6909, 421593), (11053, 263529), (12549, 232113), (13083, 222639), (14211, 204967), (20727, 140531), (29281, 99477), (33159, 87843), (37647, 77371), (39249, 74213)]