289135977

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 463626240

約数和(自身を除く): 174490263

約数列:

[1, 3, 13, 19, 31, 39, 41, 57, 93, 123, 247, 307, 403, 533, 589, 741, 779, 921, 1209, 1271, 1599, 1767, 2337, 3813, 3991, 5833, 7657, 9517, 10127, 11973, 12587, 16523, 17499, 22971, 24149, 28551, 30381, 37761, 49569, 72447, 75829, 123721, 163631, 180823, 227487, 239153, 313937, 371163, 390197, 490893, 542469, 717459, 941811, 1170591, 2350699, 3108989, 5072561, 7052097, 7413743, 9326967, 15217683, 22241229, 96378659, 289135977]

約数ペア:

[(1, 289135977), (3, 96378659), (13, 22241229), (19, 15217683), (31, 9326967), (39, 7413743), (41, 7052097), (57, 5072561), (93, 3108989), (123, 2350699), (247, 1170591), (307, 941811), (403, 717459), (533, 542469), (589, 490893), (741, 390197), (779, 371163), (921, 313937), (1209, 239153), (1271, 227487), (1599, 180823), (1767, 163631), (2337, 123721), (3813, 75829), (3991, 72447), (5833, 49569), (7657, 37761), (9517, 30381), (10127, 28551), (11973, 24149), (12587, 22971), (16523, 17499)]