28155816

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:336

約数の個数: 128

約数和(自身を含む): 86822400

約数和(自身を除く): 58666584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 37, 39, 52, 54, 72, 74, 78, 104, 108, 111, 117, 148, 156, 216, 222, 234, 271, 296, 312, 333, 351, 444, 468, 481, 542, 666, 702, 813, 888, 936, 962, 999, 1084, 1332, 1404, 1443, 1626, 1924, 1998, 2168, 2439, 2664, 2808, 2886, 3252, 3523, 3848, 3996, 4329, 4878, 5772, 6504, 7046, 7317, 7992, 8658, 9756, 10027, 10569, 11544, 12987, 14092, 14634, 17316, 19512, 20054, 21138, 25974, 28184, 29268, 30081, 31707, 34632, 40108, 42276, 51948, 58536, 60162, 63414, 80216, 84552, 90243, 95121, 103896, 120324, 126828, 130351, 180486, 190242, 240648, 253656, 260702, 270729, 360972, 380484, 391053, 521404, 541458, 721944, 760968, 782106, 1042808, 1082916, 1173159, 1564212, 2165832, 2346318, 3128424, 3519477, 4692636, 7038954, 9385272, 14077908, 28155816]

約数ペア:

[(1, 28155816), (2, 14077908), (3, 9385272), (4, 7038954), (6, 4692636), (8, 3519477), (9, 3128424), (12, 2346318), (13, 2165832), (18, 1564212), (24, 1173159), (26, 1082916), (27, 1042808), (36, 782106), (37, 760968), (39, 721944), (52, 541458), (54, 521404), (72, 391053), (74, 380484), (78, 360972), (104, 270729), (108, 260702), (111, 253656), (117, 240648), (148, 190242), (156, 180486), (216, 130351), (222, 126828), (234, 120324), (271, 103896), (296, 95121), (312, 90243), (333, 84552), (351, 80216), (444, 63414), (468, 60162), (481, 58536), (542, 51948), (666, 42276), (702, 40108), (813, 34632), (888, 31707), (936, 30081), (962, 29268), (999, 28184), (1084, 25974), (1332, 21138), (1404, 20054), (1443, 19512), (1626, 17316), (1924, 14634), (1998, 14092), (2168, 12987), (2439, 11544), (2664, 10569), (2808, 10027), (2886, 9756), (3252, 8658), (3523, 7992), (3848, 7317), (3996, 7046), (4329, 6504), (4878, 5772)]