About the Number

78013992

78013991 ← → 78013993

2進数表記:100101001100110011000101000

漢数字表記:七千八百一万三千九百九十二

素因数分解:

2 3 × 3 1 × 7 1 × 233 1 × 1993 1

素因数の和:2242
約数の個数: 64
約数和(自身を含む): 223966080
約数和(自身を除く): 145952088

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 233, 466, 699, 932, 1398, 1631, 1864, 1993, 2796, 3262, 3986, 4893, 5592, 5979, 6524, 7972, 9786, 11958, 13048, 13951, 15944, 19572, 23916, 27902, 39144, 41853, 47832, 55804, 83706, 111608, 167412, 334824, 464369, 928738, 1393107, 1857476, 2786214, 3250583, 3714952, 5572428, 6501166, 9751749, 11144856, 13002332, 19503498, 26004664, 39006996, 78013992]

約数ペア:
[(1, 78013992), (2, 39006996), (3, 26004664), (4, 19503498), (6, 13002332), (7, 11144856), (8, 9751749), (12, 6501166), (14, 5572428), (21, 3714952), (24, 3250583), (28, 2786214), (42, 1857476), (56, 1393107), (84, 928738), (168, 464369), (233, 334824), (466, 167412), (699, 111608), (932, 83706), (1398, 55804), (1631, 47832), (1864, 41853), (1993, 39144), (2796, 27902), (3262, 23916), (3986, 19572), (4893, 15944), (5592, 13951), (5979, 13048), (6524, 11958), (7972, 9786)]

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