15861708

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 42247296

約数和(自身を除く): 26385588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 61, 62, 93, 122, 124, 183, 186, 233, 244, 279, 366, 372, 466, 549, 558, 699, 732, 932, 1098, 1116, 1398, 1891, 2097, 2196, 2796, 3782, 4194, 5673, 7223, 7564, 8388, 11346, 14213, 14446, 17019, 21669, 22692, 28426, 28892, 34038, 42639, 43338, 56852, 65007, 68076, 85278, 86676, 127917, 130014, 170556, 255834, 260028, 440603, 511668, 881206, 1321809, 1762412, 2643618, 3965427, 5287236, 7930854, 15861708]

約数ペア:

[(1, 15861708), (2, 7930854), (3, 5287236), (4, 3965427), (6, 2643618), (9, 1762412), (12, 1321809), (18, 881206), (31, 511668), (36, 440603), (61, 260028), (62, 255834), (93, 170556), (122, 130014), (124, 127917), (183, 86676), (186, 85278), (233, 68076), (244, 65007), (279, 56852), (366, 43338), (372, 42639), (466, 34038), (549, 28892), (558, 28426), (699, 22692), (732, 21669), (932, 17019), (1098, 14446), (1116, 14213), (1398, 11346), (1891, 8388), (2097, 7564), (2196, 7223), (2796, 5673), (3782, 4194)]