398350992

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20593}}^1$

素因数の和:20648

約数の個数: 80

約数和(自身を含む): 1144037888

約数和(自身を除く): 745686896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20593, 41186, 61779, 82372, 123558, 164744, 247116, 267709, 329488, 494232, 535418, 638383, 803127, 988464, 1070836, 1276766, 1606254, 1915149, 2141672, 2553532, 3212508, 3830298, 4283344, 5107064, 6425016, 7660596, 8298979, 10214128, 12850032, 15321192, 16597958, 24896937, 30642384, 33195916, 49793874, 66391832, 99587748, 132783664, 199175496, 398350992]

約数ペア:

[(1, 398350992), (2, 199175496), (3, 132783664), (4, 99587748), (6, 66391832), (8, 49793874), (12, 33195916), (13, 30642384), (16, 24896937), (24, 16597958), (26, 15321192), (31, 12850032), (39, 10214128), (48, 8298979), (52, 7660596), (62, 6425016), (78, 5107064), (93, 4283344), (104, 3830298), (124, 3212508), (156, 2553532), (186, 2141672), (208, 1915149), (248, 1606254), (312, 1276766), (372, 1070836), (403, 988464), (496, 803127), (624, 638383), (744, 535418), (806, 494232), (1209, 329488), (1488, 267709), (1612, 247116), (2418, 164744), (3224, 123558), (4836, 82372), (6448, 61779), (9672, 41186), (19344, 20593)]