64353639

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 102090240

約数和(自身を除く): 37736601

約数列:

[1, 3, 7, 21, 29, 87, 203, 251, 421, 609, 753, 1263, 1757, 2947, 5271, 7279, 8841, 12209, 21837, 36627, 50953, 85463, 105671, 152859, 256389, 317013, 739697, 2219091, 3064459, 9193377, 21451213, 64353639]

約数ペア:

[(1, 64353639), (3, 21451213), (7, 9193377), (21, 3064459), (29, 2219091), (87, 739697), (203, 317013), (251, 256389), (421, 152859), (609, 105671), (753, 85463), (1263, 50953), (1757, 36627), (2947, 21837), (5271, 12209), (7279, 8841)]