28100772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5869}}^1$

素因数の和:5905

約数の個数: 72

約数和(自身を含む): 85467200

約数和(自身を除く): 57366428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 5869, 11738, 17607, 23476, 35214, 41083, 52821, 70428, 82166, 105642, 111511, 123249, 164332, 211284, 223022, 246498, 334533, 369747, 446044, 492996, 669066, 739494, 780577, 1003599, 1338132, 1478988, 1561154, 2007198, 2341731, 3122308, 4014396, 4683462, 7025193, 9366924, 14050386, 28100772]

約数ペア:

[(1, 28100772), (2, 14050386), (3, 9366924), (4, 7025193), (6, 4683462), (7, 4014396), (9, 3122308), (12, 2341731), (14, 2007198), (18, 1561154), (19, 1478988), (21, 1338132), (28, 1003599), (36, 780577), (38, 739494), (42, 669066), (57, 492996), (63, 446044), (76, 369747), (84, 334533), (114, 246498), (126, 223022), (133, 211284), (171, 164332), (228, 123249), (252, 111511), (266, 105642), (342, 82166), (399, 70428), (532, 52821), (684, 41083), (798, 35214), (1197, 23476), (1596, 17607), (2394, 11738), (4788, 5869)]