About the Number

138974430

138974429 ← → 138974431

2進数表記:1000010010001001010011011110

漢数字表記:一億三千八百九十七万四千四百三十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 79 1 × 8377 1

素因数の和:8473
約数の個数: 64
約数和(自身を含む): 386058240
約数和(自身を除く): 247083810

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1659, 2370, 2765, 3318, 5530, 8295, 8377, 16590, 16754, 25131, 41885, 50262, 58639, 83770, 117278, 125655, 175917, 251310, 293195, 351834, 586390, 661783, 879585, 1323566, 1759170, 1985349, 3308915, 3970698, 4632481, 6617830, 9264962, 9926745, 13897443, 19853490, 23162405, 27794886, 46324810, 69487215, 138974430]

約数ペア:
[(1, 138974430), (2, 69487215), (3, 46324810), (5, 27794886), (6, 23162405), (7, 19853490), (10, 13897443), (14, 9926745), (15, 9264962), (21, 6617830), (30, 4632481), (35, 3970698), (42, 3308915), (70, 1985349), (79, 1759170), (105, 1323566), (158, 879585), (210, 661783), (237, 586390), (395, 351834), (474, 293195), (553, 251310), (790, 175917), (1106, 125655), (1185, 117278), (1659, 83770), (2370, 58639), (2765, 50262), (3318, 41885), (5530, 25131), (8295, 16754), (8377, 16590)]

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