28142856

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{2659}}^1$

素因数の和:2688

約数の個数: 96

約数和(自身を含む): 90972000

約数和(自身を除く): 62829144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 378, 392, 441, 504, 588, 756, 882, 1176, 1323, 1512, 1764, 2646, 2659, 3528, 5292, 5318, 7977, 10584, 10636, 15954, 18613, 21272, 23931, 31908, 37226, 47862, 55839, 63816, 71793, 74452, 95724, 111678, 130291, 143586, 148904, 167517, 191448, 223356, 260582, 287172, 335034, 390873, 446712, 502551, 521164, 574344, 670068, 781746, 1005102, 1042328, 1172619, 1340136, 1563492, 2010204, 2345238, 3126984, 3517857, 4020408, 4690476, 7035714, 9380952, 14071428, 28142856]

約数ペア:

[(1, 28142856), (2, 14071428), (3, 9380952), (4, 7035714), (6, 4690476), (7, 4020408), (8, 3517857), (9, 3126984), (12, 2345238), (14, 2010204), (18, 1563492), (21, 1340136), (24, 1172619), (27, 1042328), (28, 1005102), (36, 781746), (42, 670068), (49, 574344), (54, 521164), (56, 502551), (63, 446712), (72, 390873), (84, 335034), (98, 287172), (108, 260582), (126, 223356), (147, 191448), (168, 167517), (189, 148904), (196, 143586), (216, 130291), (252, 111678), (294, 95724), (378, 74452), (392, 71793), (441, 63816), (504, 55839), (588, 47862), (756, 37226), (882, 31908), (1176, 23931), (1323, 21272), (1512, 18613), (1764, 15954), (2646, 10636), (2659, 10584), (3528, 7977), (5292, 5318)]