28139832

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:562

約数の個数: 128

約数和(自身を含む): 91929600

約数和(自身を除く): 63789768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 37, 42, 54, 56, 63, 72, 74, 84, 108, 111, 126, 148, 168, 189, 216, 222, 252, 259, 296, 333, 378, 444, 503, 504, 518, 666, 756, 777, 888, 999, 1006, 1036, 1332, 1509, 1512, 1554, 1998, 2012, 2072, 2331, 2664, 3018, 3108, 3521, 3996, 4024, 4527, 4662, 6036, 6216, 6993, 7042, 7992, 9054, 9324, 10563, 12072, 13581, 13986, 14084, 18108, 18611, 18648, 21126, 27162, 27972, 28168, 31689, 36216, 37222, 42252, 54324, 55833, 55944, 63378, 74444, 84504, 95067, 108648, 111666, 126756, 130277, 148888, 167499, 190134, 223332, 253512, 260554, 334998, 380268, 390831, 446664, 502497, 521108, 669996, 760536, 781662, 1004994, 1042216, 1172493, 1339992, 1563324, 2009988, 2344986, 3126648, 3517479, 4019976, 4689972, 7034958, 9379944, 14069916, 28139832]

約数ペア:

[(1, 28139832), (2, 14069916), (3, 9379944), (4, 7034958), (6, 4689972), (7, 4019976), (8, 3517479), (9, 3126648), (12, 2344986), (14, 2009988), (18, 1563324), (21, 1339992), (24, 1172493), (27, 1042216), (28, 1004994), (36, 781662), (37, 760536), (42, 669996), (54, 521108), (56, 502497), (63, 446664), (72, 390831), (74, 380268), (84, 334998), (108, 260554), (111, 253512), (126, 223332), (148, 190134), (168, 167499), (189, 148888), (216, 130277), (222, 126756), (252, 111666), (259, 108648), (296, 95067), (333, 84504), (378, 74444), (444, 63378), (503, 55944), (504, 55833), (518, 54324), (666, 42252), (756, 37222), (777, 36216), (888, 31689), (999, 28168), (1006, 27972), (1036, 27162), (1332, 21126), (1509, 18648), (1512, 18611), (1554, 18108), (1998, 14084), (2012, 13986), (2072, 13581), (2331, 12072), (2664, 10563), (3018, 9324), (3108, 9054), (3521, 7992), (3996, 7042), (4024, 6993), (4527, 6216), (4662, 6036)]