13139970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 20037630

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 71, 93, 142, 155, 186, 199, 213, 310, 355, 398, 426, 465, 597, 710, 930, 995, 1065, 1194, 1990, 2130, 2201, 2985, 4402, 5970, 6169, 6603, 11005, 12338, 13206, 14129, 18507, 22010, 28258, 30845, 33015, 37014, 42387, 61690, 66030, 70645, 84774, 92535, 141290, 185070, 211935, 423870, 437999, 875998, 1313997, 2189995, 2627994, 4379990, 6569985, 13139970]

約数ペア:

[(1, 13139970), (2, 6569985), (3, 4379990), (5, 2627994), (6, 2189995), (10, 1313997), (15, 875998), (30, 437999), (31, 423870), (62, 211935), (71, 185070), (93, 141290), (142, 92535), (155, 84774), (186, 70645), (199, 66030), (213, 61690), (310, 42387), (355, 37014), (398, 33015), (426, 30845), (465, 28258), (597, 22010), (710, 18507), (930, 14129), (995, 13206), (1065, 12338), (1194, 11005), (1990, 6603), (2130, 6169), (2201, 5970), (2985, 4402)]