641771284

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6451}}^1$

素因数の和:6509

約数の個数: 96

約数和(自身を含む): 1560867840

約数和(自身を除く): 919096556

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 68, 76, 77, 119, 133, 154, 187, 209, 238, 266, 308, 323, 374, 418, 476, 532, 646, 748, 836, 1292, 1309, 1463, 2261, 2618, 2926, 3553, 4522, 5236, 5852, 6451, 7106, 9044, 12902, 14212, 24871, 25804, 45157, 49742, 70961, 90314, 99484, 109667, 122569, 141922, 180628, 219334, 245138, 283844, 438668, 490276, 496727, 767669, 857983, 993454, 1206337, 1348259, 1535338, 1715966, 1986908, 2083673, 2412674, 2696518, 3070676, 3431932, 4167346, 4825348, 5393036, 8334692, 8444359, 9437813, 14585711, 16888718, 18875626, 22920403, 29171422, 33777436, 37751252, 45840806, 58342844, 91681612, 160442821, 320885642, 641771284]

約数ペア:

[(1, 641771284), (2, 320885642), (4, 160442821), (7, 91681612), (11, 58342844), (14, 45840806), (17, 37751252), (19, 33777436), (22, 29171422), (28, 22920403), (34, 18875626), (38, 16888718), (44, 14585711), (68, 9437813), (76, 8444359), (77, 8334692), (119, 5393036), (133, 4825348), (154, 4167346), (187, 3431932), (209, 3070676), (238, 2696518), (266, 2412674), (308, 2083673), (323, 1986908), (374, 1715966), (418, 1535338), (476, 1348259), (532, 1206337), (646, 993454), (748, 857983), (836, 767669), (1292, 496727), (1309, 490276), (1463, 438668), (2261, 283844), (2618, 245138), (2926, 219334), (3553, 180628), (4522, 141922), (5236, 122569), (5852, 109667), (6451, 99484), (7106, 90314), (9044, 70961), (12902, 49742), (14212, 45157), (24871, 25804)]