31898649209

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{491}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 38868984000

約数和(自身を除く): 6970334791

約数列:

[1, 7, 29, 49, 131, 203, 349, 491, 917, 1421, 2443, 3437, 3799, 6419, 10121, 14239, 17101, 24059, 26593, 45719, 64321, 70847, 99673, 171359, 186151, 320033, 450247, 495929, 697711, 1199513, 1325851, 1865309, 2240231, 3151729, 4969411, 8396591, 9280957, 13057163, 22448029, 34785877, 64966699, 91400141, 157136203, 243501139, 650992841, 1099953421, 4556949887, 31898649209]

約数ペア:

[(1, 31898649209), (7, 4556949887), (29, 1099953421), (49, 650992841), (131, 243501139), (203, 157136203), (349, 91400141), (491, 64966699), (917, 34785877), (1421, 22448029), (2443, 13057163), (3437, 9280957), (3799, 8396591), (6419, 4969411), (10121, 3151729), (14239, 2240231), (17101, 1865309), (24059, 1325851), (26593, 1199513), (45719, 697711), (64321, 495929), (70847, 450247), (99673, 320033), (171359, 186151)]