39987332

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1137

約数の個数: 72

約数和(自身を含む): 94112928

約数和(自身を除く): 54125596

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 238, 308, 374, 476, 539, 748, 833, 1078, 1091, 1309, 1666, 2156, 2182, 2618, 3332, 4364, 5236, 7637, 9163, 12001, 15274, 18326, 18547, 24002, 30548, 36652, 37094, 48004, 53459, 74188, 84007, 106918, 129829, 168014, 204017, 213836, 259658, 336028, 408034, 519316, 588049, 816068, 908803, 1176098, 1428119, 1817606, 2352196, 2856238, 3635212, 5712476, 9996833, 19993666, 39987332]

約数ペア:

[(1, 39987332), (2, 19993666), (4, 9996833), (7, 5712476), (11, 3635212), (14, 2856238), (17, 2352196), (22, 1817606), (28, 1428119), (34, 1176098), (44, 908803), (49, 816068), (68, 588049), (77, 519316), (98, 408034), (119, 336028), (154, 259658), (187, 213836), (196, 204017), (238, 168014), (308, 129829), (374, 106918), (476, 84007), (539, 74188), (748, 53459), (833, 48004), (1078, 37094), (1091, 36652), (1309, 30548), (1666, 24002), (2156, 18547), (2182, 18326), (2618, 15274), (3332, 12001), (4364, 9163), (5236, 7637)]