397880392

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:675

約数の個数: 96

約数和(自身を含む): 942278400

約数和(自身を除く): 544398008

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 163, 182, 196, 326, 364, 392, 479, 637, 652, 728, 958, 1141, 1274, 1304, 1916, 2119, 2282, 2548, 3353, 3832, 4238, 4564, 5096, 6227, 6706, 7987, 8476, 9128, 12454, 13412, 14833, 15974, 16952, 23471, 24908, 26824, 29666, 31948, 43589, 46942, 49816, 59332, 63896, 78077, 87178, 93884, 103831, 118664, 156154, 174356, 187768, 207662, 305123, 312308, 348712, 415324, 546539, 610246, 624616, 830648, 1015001, 1093078, 1220492, 2030002, 2186156, 2440984, 3825773, 4060004, 4372312, 7105007, 7651546, 8120008, 14210014, 15303092, 28420028, 30606184, 49735049, 56840056, 99470098, 198940196, 397880392]

約数ペア:

[(1, 397880392), (2, 198940196), (4, 99470098), (7, 56840056), (8, 49735049), (13, 30606184), (14, 28420028), (26, 15303092), (28, 14210014), (49, 8120008), (52, 7651546), (56, 7105007), (91, 4372312), (98, 4060004), (104, 3825773), (163, 2440984), (182, 2186156), (196, 2030002), (326, 1220492), (364, 1093078), (392, 1015001), (479, 830648), (637, 624616), (652, 610246), (728, 546539), (958, 415324), (1141, 348712), (1274, 312308), (1304, 305123), (1916, 207662), (2119, 187768), (2282, 174356), (2548, 156154), (3353, 118664), (3832, 103831), (4238, 93884), (4564, 87178), (5096, 78077), (6227, 63896), (6706, 59332), (7987, 49816), (8476, 46942), (9128, 43589), (12454, 31948), (13412, 29666), (14833, 26824), (15974, 24908), (16952, 23471)]