28804579132

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{1237}}^1$

素因数の和:1611

約数の個数: 96

約数和(自身を含む): 60254351360

約数和(自身を除く): 31449772228

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 139, 193, 217, 278, 386, 434, 556, 772, 868, 973, 1237, 1351, 1946, 2474, 2702, 3892, 4309, 4948, 5404, 5983, 8618, 8659, 11966, 17236, 17318, 23932, 26827, 30163, 34636, 38347, 41881, 53654, 60326, 76694, 83762, 107308, 120652, 153388, 167524, 171943, 187789, 238741, 268429, 343886, 375578, 477482, 536858, 687772, 751156, 831637, 954964, 1073716, 1203601, 1663274, 1671187, 2407202, 3326548, 3342374, 4814404, 5330233, 5821459, 6684748, 7400971, 10660466, 11642918, 14801942, 21320932, 23285836, 29603884, 33184999, 37311631, 51806797, 66369998, 74623262, 103613594, 132739996, 149246524, 207227188, 232294993, 464589986, 929179972, 1028734969, 2057469938, 4114939876, 7201144783, 14402289566, 28804579132]

約数ペア:

[(1, 28804579132), (2, 14402289566), (4, 7201144783), (7, 4114939876), (14, 2057469938), (28, 1028734969), (31, 929179972), (62, 464589986), (124, 232294993), (139, 207227188), (193, 149246524), (217, 132739996), (278, 103613594), (386, 74623262), (434, 66369998), (556, 51806797), (772, 37311631), (868, 33184999), (973, 29603884), (1237, 23285836), (1351, 21320932), (1946, 14801942), (2474, 11642918), (2702, 10660466), (3892, 7400971), (4309, 6684748), (4948, 5821459), (5404, 5330233), (5983, 4814404), (8618, 3342374), (8659, 3326548), (11966, 2407202), (17236, 1671187), (17318, 1663274), (23932, 1203601), (26827, 1073716), (30163, 954964), (34636, 831637), (38347, 751156), (41881, 687772), (53654, 536858), (60326, 477482), (76694, 375578), (83762, 343886), (107308, 268429), (120652, 238741), (153388, 187789), (167524, 171943)]