30403971

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 52684800

約数和(自身を除く): 22280829

約数列:

[1, 3, 9, 13, 19, 27, 39, 47, 57, 97, 117, 141, 171, 247, 291, 351, 423, 513, 611, 741, 873, 893, 1261, 1269, 1833, 1843, 2223, 2619, 2679, 3783, 4559, 5499, 5529, 6669, 8037, 11349, 11609, 13677, 16497, 16587, 23959, 24111, 34047, 34827, 41031, 49761, 59267, 71877, 86621, 104481, 123093, 177801, 215631, 259863, 313443, 533403, 646893, 779589, 1126073, 1600209, 2338767, 3378219, 10134657, 30403971]

約数ペア:

[(1, 30403971), (3, 10134657), (9, 3378219), (13, 2338767), (19, 1600209), (27, 1126073), (39, 779589), (47, 646893), (57, 533403), (97, 313443), (117, 259863), (141, 215631), (171, 177801), (247, 123093), (291, 104481), (351, 86621), (423, 71877), (513, 59267), (611, 49761), (741, 41031), (873, 34827), (893, 34047), (1261, 24111), (1269, 23959), (1833, 16587), (1843, 16497), (2223, 13677), (2619, 11609), (2679, 11349), (3783, 8037), (4559, 6669), (5499, 5529)]