311980218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1097}}^1$

素因数の和:1283

約数の個数: 64

約数和(自身を含む): 708341760

約数和(自身を除く): 396361542

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 139, 186, 278, 341, 417, 682, 834, 1023, 1097, 1529, 2046, 2194, 3058, 3291, 4309, 4587, 6582, 8618, 9174, 12067, 12927, 24134, 25854, 34007, 36201, 47399, 68014, 72402, 94798, 102021, 142197, 152483, 204042, 284394, 304966, 374077, 457449, 748154, 914898, 1122231, 1677313, 2244462, 3354626, 4726973, 5031939, 9453946, 10063878, 14180919, 28361838, 51996703, 103993406, 155990109, 311980218]

約数ペア:

[(1, 311980218), (2, 155990109), (3, 103993406), (6, 51996703), (11, 28361838), (22, 14180919), (31, 10063878), (33, 9453946), (62, 5031939), (66, 4726973), (93, 3354626), (139, 2244462), (186, 1677313), (278, 1122231), (341, 914898), (417, 748154), (682, 457449), (834, 374077), (1023, 304966), (1097, 284394), (1529, 204042), (2046, 152483), (2194, 142197), (3058, 102021), (3291, 94798), (4309, 72402), (4587, 68014), (6582, 47399), (8618, 36201), (9174, 34007), (12067, 25854), (12927, 24134)]