About the Number

72293991

72293990 ← → 72293992

2進数表記:100010011110001111001100111

漢数字表記:七千二百二十九万三千九百九十一

素因数分解:

3 1 × 7 1 × 11 2 × 23 1 × 1237 1

素因数の和:1292
約数の個数: 48
約数和(自身を含む): 126454272
約数和(自身を除く): 54160281

約数列:
[1, 3, 7, 11, 21, 23, 33, 69, 77, 121, 161, 231, 253, 363, 483, 759, 847, 1237, 1771, 2541, 2783, 3711, 5313, 8349, 8659, 13607, 19481, 25977, 28451, 40821, 58443, 85353, 95249, 149677, 199157, 285747, 312961, 449031, 597471, 938883, 1047739, 2190727, 3143217, 3442571, 6572181, 10327713, 24097997, 72293991]

約数ペア:
[(1, 72293991), (3, 24097997), (7, 10327713), (11, 6572181), (21, 3442571), (23, 3143217), (33, 2190727), (69, 1047739), (77, 938883), (121, 597471), (161, 449031), (231, 312961), (253, 285747), (363, 199157), (483, 149677), (759, 95249), (847, 85353), (1237, 58443), (1771, 40821), (2541, 28451), (2783, 25977), (3711, 19481), (5313, 13607), (8349, 8659)]

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