28987452

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2693}}^1$

素因数の和:2739

約数の個数: 72

約数和(自身を含む): 82371744

約数和(自身を除く): 53384292

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 2693, 3588, 5382, 5386, 8079, 10764, 10772, 16158, 24237, 32316, 35009, 48474, 61939, 70018, 96948, 105027, 123878, 140036, 185817, 210054, 247756, 315081, 371634, 420108, 557451, 630162, 743268, 805207, 1114902, 1260324, 1610414, 2229804, 2415621, 3220828, 4831242, 7246863, 9662484, 14493726, 28987452]

約数ペア:

[(1, 28987452), (2, 14493726), (3, 9662484), (4, 7246863), (6, 4831242), (9, 3220828), (12, 2415621), (13, 2229804), (18, 1610414), (23, 1260324), (26, 1114902), (36, 805207), (39, 743268), (46, 630162), (52, 557451), (69, 420108), (78, 371634), (92, 315081), (117, 247756), (138, 210054), (156, 185817), (207, 140036), (234, 123878), (276, 105027), (299, 96948), (414, 70018), (468, 61939), (598, 48474), (828, 35009), (897, 32316), (1196, 24237), (1794, 16158), (2691, 10772), (2693, 10764), (3588, 8079), (5382, 5386)]