About the Number

71214390

71214389 ← → 71214391

2進数表記:100001111101010010100110110

漢数字表記:七千百二十一万四千三百九十

素因数分解:

2 1 × 3 4 × 5 1 × 13 1 × 6763 1

素因数の和:6795
約数の個数: 80
約数和(自身を含む): 206247888
約数和(自身を除く): 135033498

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 5265, 6763, 10530, 13526, 20289, 33815, 40578, 60867, 67630, 87919, 101445, 121734, 175838, 182601, 202890, 263757, 304335, 365202, 439595, 527514, 547803, 608670, 791271, 879190, 913005, 1095606, 1318785, 1582542, 1826010, 2373813, 2637570, 2739015, 3956355, 4747626, 5478030, 7121439, 7912710, 11869065, 14242878, 23738130, 35607195, 71214390]

約数ペア:
[(1, 71214390), (2, 35607195), (3, 23738130), (5, 14242878), (6, 11869065), (9, 7912710), (10, 7121439), (13, 5478030), (15, 4747626), (18, 3956355), (26, 2739015), (27, 2637570), (30, 2373813), (39, 1826010), (45, 1582542), (54, 1318785), (65, 1095606), (78, 913005), (81, 879190), (90, 791271), (117, 608670), (130, 547803), (135, 527514), (162, 439595), (195, 365202), (234, 304335), (270, 263757), (351, 202890), (390, 182601), (405, 175838), (585, 121734), (702, 101445), (810, 87919), (1053, 67630), (1170, 60867), (1755, 40578), (2106, 33815), (3510, 20289), (5265, 13526), (6763, 10530)]

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