821418436

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1747}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 1529402112

約数和(自身を除く): 707983676

約数列:

[1, 2, 4, 41, 47, 61, 82, 94, 122, 164, 188, 244, 1747, 1927, 2501, 2867, 3494, 3854, 5002, 5734, 6988, 7708, 10004, 11468, 71627, 82109, 106567, 117547, 143254, 164218, 213134, 235094, 286508, 328436, 426268, 470188, 3366469, 4369247, 5008649, 6732938, 8738494, 10017298, 13465876, 17476988, 20034596, 205354609, 410709218, 821418436]

約数ペア:

[(1, 821418436), (2, 410709218), (4, 205354609), (41, 20034596), (47, 17476988), (61, 13465876), (82, 10017298), (94, 8738494), (122, 6732938), (164, 5008649), (188, 4369247), (244, 3366469), (1747, 470188), (1927, 426268), (2501, 328436), (2867, 286508), (3494, 235094), (3854, 213134), (5002, 164218), (5734, 143254), (6988, 117547), (7708, 106567), (10004, 82109), (11468, 71627)]