About the Number

221344275

221344274 ← → 221344276

2進数表記:1101001100010111001000010011

漢数字表記:二億二千百三十四万四千二百七十五

素因数分解:

3 1 × 5 2 × 71 1 × 197 1 × 211 1

素因数の和:492
約数の個数: 48
約数和(自身を含む): 374761728
約数和(自身を除く): 153417453

約数列:
[1, 3, 5, 15, 25, 71, 75, 197, 211, 213, 355, 591, 633, 985, 1055, 1065, 1775, 2955, 3165, 4925, 5275, 5325, 13987, 14775, 14981, 15825, 41567, 41961, 44943, 69935, 74905, 124701, 207835, 209805, 224715, 349675, 374525, 623505, 1039175, 1049025, 1123575, 2951257, 3117525, 8853771, 14756285, 44268855, 73781425, 221344275]

約数ペア:
[(1, 221344275), (3, 73781425), (5, 44268855), (15, 14756285), (25, 8853771), (71, 3117525), (75, 2951257), (197, 1123575), (211, 1049025), (213, 1039175), (355, 623505), (591, 374525), (633, 349675), (985, 224715), (1055, 209805), (1065, 207835), (1775, 124701), (2955, 74905), (3165, 69935), (4925, 44943), (5275, 41961), (5325, 41567), (13987, 15825), (14775, 14981)]

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