About the Number

121628388

121628387 ← → 121628389

2進数表記:111001111111110011011100100

漢数字表記:一億二千百六十二万八千三百八十八

素因数分解:

2 2 × 3 1 × 7 2 × 61 1 × 3391 1

素因数の和:3473
約数の個数: 72
約数和(自身を含む): 335645184
約数和(自身を除く): 214016796

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 1281, 1708, 2562, 2989, 3391, 5124, 5978, 6782, 8967, 10173, 11956, 13564, 17934, 20346, 23737, 35868, 40692, 47474, 71211, 94948, 142422, 166159, 206851, 284844, 332318, 413702, 498477, 620553, 664636, 827404, 996954, 1241106, 1447957, 1993908, 2482212, 2895914, 4343871, 5791828, 8687742, 10135699, 17375484, 20271398, 30407097, 40542796, 60814194, 121628388]

約数ペア:
[(1, 121628388), (2, 60814194), (3, 40542796), (4, 30407097), (6, 20271398), (7, 17375484), (12, 10135699), (14, 8687742), (21, 5791828), (28, 4343871), (42, 2895914), (49, 2482212), (61, 1993908), (84, 1447957), (98, 1241106), (122, 996954), (147, 827404), (183, 664636), (196, 620553), (244, 498477), (294, 413702), (366, 332318), (427, 284844), (588, 206851), (732, 166159), (854, 142422), (1281, 94948), (1708, 71211), (2562, 47474), (2989, 40692), (3391, 35868), (5124, 23737), (5978, 20346), (6782, 17934), (8967, 13564), (10173, 11956)]

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