397355868

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13477}}^1$

素因数の和:13513

約数の個数: 120

約数和(自身を含む): 1278576992

約数和(自身を除く): 881221124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 702, 756, 819, 1053, 1092, 1134, 1404, 1638, 2106, 2268, 2457, 3276, 4212, 4914, 7371, 9828, 13477, 14742, 26954, 29484, 40431, 53908, 80862, 94339, 121293, 161724, 175201, 188678, 242586, 283017, 350402, 363879, 377356, 485172, 525603, 566034, 700804, 727758, 849051, 1051206, 1091637, 1132068, 1226407, 1455516, 1576809, 1698102, 2102412, 2183274, 2452814, 2547153, 3153618, 3396204, 3679221, 4366548, 4730427, 4905628, 5094306, 6307236, 7358442, 7641459, 9460854, 10188612, 11037663, 14191281, 14716884, 15282918, 18921708, 22075326, 28382562, 30565836, 33112989, 44150652, 56765124, 66225978, 99338967, 132451956, 198677934, 397355868]

約数ペア:

[(1, 397355868), (2, 198677934), (3, 132451956), (4, 99338967), (6, 66225978), (7, 56765124), (9, 44150652), (12, 33112989), (13, 30565836), (14, 28382562), (18, 22075326), (21, 18921708), (26, 15282918), (27, 14716884), (28, 14191281), (36, 11037663), (39, 10188612), (42, 9460854), (52, 7641459), (54, 7358442), (63, 6307236), (78, 5094306), (81, 4905628), (84, 4730427), (91, 4366548), (108, 3679221), (117, 3396204), (126, 3153618), (156, 2547153), (162, 2452814), (182, 2183274), (189, 2102412), (234, 1698102), (252, 1576809), (273, 1455516), (324, 1226407), (351, 1132068), (364, 1091637), (378, 1051206), (468, 849051), (546, 727758), (567, 700804), (702, 566034), (756, 525603), (819, 485172), (1053, 377356), (1092, 363879), (1134, 350402), (1404, 283017), (1638, 242586), (2106, 188678), (2268, 175201), (2457, 161724), (3276, 121293), (4212, 94339), (4914, 80862), (7371, 53908), (9828, 40431), (13477, 29484), (14742, 26954)]