About the Number

121448901

121448900 ← → 121448902

2進数表記:111001111010010100111000101

漢数字表記:一億二千百四十四万八千九百一

素因数分解:

3 1 × 7 2 × 17 1 × 23 1 × 2113 1

素因数の和:2170
約数の個数: 48
約数和(自身を含む): 208220544
約数和(自身を除く): 86771643

約数列:
[1, 3, 7, 17, 21, 23, 49, 51, 69, 119, 147, 161, 357, 391, 483, 833, 1127, 1173, 2113, 2499, 2737, 3381, 6339, 8211, 14791, 19159, 35921, 44373, 48599, 57477, 103537, 107763, 145797, 251447, 310611, 340193, 754341, 826183, 1020579, 1760129, 2381351, 2478549, 5280387, 5783281, 7144053, 17349843, 40482967, 121448901]

約数ペア:
[(1, 121448901), (3, 40482967), (7, 17349843), (17, 7144053), (21, 5783281), (23, 5280387), (49, 2478549), (51, 2381351), (69, 1760129), (119, 1020579), (147, 826183), (161, 754341), (357, 340193), (391, 310611), (483, 251447), (833, 145797), (1127, 107763), (1173, 103537), (2113, 57477), (2499, 48599), (2737, 44373), (3381, 35921), (6339, 19159), (8211, 14791)]

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