2648811945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1\times {\mathrm{1307}}^1$

素因数の和:1894

約数の個数: 64

約数和(自身を含む): 4816788480

約数和(自身を除く): 2167976535

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 547, 741, 1235, 1307, 1641, 2735, 3705, 3921, 6535, 7111, 8205, 10393, 16991, 19605, 21333, 24833, 31179, 35555, 50973, 51965, 74499, 84955, 106665, 124165, 135109, 155895, 254865, 322829, 372495, 405327, 675545, 714929, 968487, 1614145, 2026635, 2144787, 3574645, 4842435, 9294077, 10723935, 13583651, 27882231, 40750953, 46470385, 67918255, 139411155, 176587463, 203754765, 529762389, 882937315, 2648811945]

約数ペア:

[(1, 2648811945), (3, 882937315), (5, 529762389), (13, 203754765), (15, 176587463), (19, 139411155), (39, 67918255), (57, 46470385), (65, 40750953), (95, 27882231), (195, 13583651), (247, 10723935), (285, 9294077), (547, 4842435), (741, 3574645), (1235, 2144787), (1307, 2026635), (1641, 1614145), (2735, 968487), (3705, 714929), (3921, 675545), (6535, 405327), (7111, 372495), (8205, 322829), (10393, 254865), (16991, 155895), (19605, 135109), (21333, 124165), (24833, 106665), (31179, 84955), (35555, 74499), (50973, 51965)]