28379106

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{193}}^1\times {\mathrm{389}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 72633600

約数和(自身を除く): 44254494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 193, 378, 386, 389, 579, 778, 1158, 1167, 1351, 1737, 2334, 2702, 2723, 3474, 3501, 4053, 5211, 5446, 7002, 8106, 8169, 10422, 10503, 12159, 16338, 21006, 24318, 24507, 36477, 49014, 72954, 73521, 75077, 147042, 150154, 225231, 450462, 525539, 675693, 1051078, 1351386, 1576617, 2027079, 3153234, 4054158, 4729851, 9459702, 14189553, 28379106]

約数ペア:

[(1, 28379106), (2, 14189553), (3, 9459702), (6, 4729851), (7, 4054158), (9, 3153234), (14, 2027079), (18, 1576617), (21, 1351386), (27, 1051078), (42, 675693), (54, 525539), (63, 450462), (126, 225231), (189, 150154), (193, 147042), (378, 75077), (386, 73521), (389, 72954), (579, 49014), (778, 36477), (1158, 24507), (1167, 24318), (1351, 21006), (1737, 16338), (2334, 12159), (2702, 10503), (2723, 10422), (3474, 8169), (3501, 8106), (4053, 7002), (5211, 5446)]