25392906

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 72990720

約数和(自身を除く): 47597814

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 31, 33, 42, 54, 62, 63, 66, 77, 93, 99, 126, 154, 186, 189, 197, 198, 217, 231, 279, 297, 341, 378, 394, 434, 462, 558, 591, 594, 651, 682, 693, 837, 1023, 1182, 1302, 1379, 1386, 1674, 1773, 1953, 2046, 2079, 2167, 2387, 2758, 3069, 3546, 3906, 4137, 4158, 4334, 4774, 5319, 5859, 6107, 6138, 6501, 7161, 8274, 9207, 10638, 11718, 12214, 12411, 13002, 14322, 15169, 18321, 18414, 19503, 21483, 24822, 30338, 36642, 37233, 39006, 42749, 42966, 45507, 54963, 58509, 64449, 67177, 74466, 85498, 91014, 109926, 117018, 128247, 128898, 134354, 136521, 164889, 201531, 256494, 273042, 329778, 384741, 403062, 409563, 470239, 604593, 769482, 819126, 940478, 1154223, 1209186, 1410717, 1813779, 2308446, 2821434, 3627558, 4232151, 8464302, 12696453, 25392906]

約数ペア:

[(1, 25392906), (2, 12696453), (3, 8464302), (6, 4232151), (7, 3627558), (9, 2821434), (11, 2308446), (14, 1813779), (18, 1410717), (21, 1209186), (22, 1154223), (27, 940478), (31, 819126), (33, 769482), (42, 604593), (54, 470239), (62, 409563), (63, 403062), (66, 384741), (77, 329778), (93, 273042), (99, 256494), (126, 201531), (154, 164889), (186, 136521), (189, 134354), (197, 128898), (198, 128247), (217, 117018), (231, 109926), (279, 91014), (297, 85498), (341, 74466), (378, 67177), (394, 64449), (434, 58509), (462, 54963), (558, 45507), (591, 42966), (594, 42749), (651, 39006), (682, 37233), (693, 36642), (837, 30338), (1023, 24822), (1182, 21483), (1302, 19503), (1379, 18414), (1386, 18321), (1674, 15169), (1773, 14322), (1953, 13002), (2046, 12411), (2079, 12214), (2167, 11718), (2387, 10638), (2758, 9207), (3069, 8274), (3546, 7161), (3906, 6501), (4137, 6138), (4158, 6107), (4334, 5859), (4774, 5319)]