28410396

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2543}}^1$

素因数の和:2583

約数の個数: 72

約数和(自身を含む): 81204480

約数和(自身を除く): 52794084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2543, 2793, 3724, 5086, 5586, 7629, 10172, 11172, 15258, 17801, 30516, 35602, 48317, 53403, 71204, 96634, 106806, 124607, 144951, 193268, 213612, 249214, 289902, 338219, 373821, 498428, 579804, 676438, 747642, 1014657, 1352876, 1495284, 2029314, 2367533, 4058628, 4735066, 7102599, 9470132, 14205198, 28410396]

約数ペア:

[(1, 28410396), (2, 14205198), (3, 9470132), (4, 7102599), (6, 4735066), (7, 4058628), (12, 2367533), (14, 2029314), (19, 1495284), (21, 1352876), (28, 1014657), (38, 747642), (42, 676438), (49, 579804), (57, 498428), (76, 373821), (84, 338219), (98, 289902), (114, 249214), (133, 213612), (147, 193268), (196, 144951), (228, 124607), (266, 106806), (294, 96634), (399, 71204), (532, 53403), (588, 48317), (798, 35602), (931, 30516), (1596, 17801), (1862, 15258), (2543, 11172), (2793, 10172), (3724, 7629), (5086, 5586)]