About the Number

138554988

138554987 ← → 138554989

2進数表記:1000010000100010111001101100

漢数字表記:一億三千八百五十五万四千九百八十八

素因数分解:

2 2 × 3 1 × 11 1 × 13 2 × 6211 1

素因数の和:6255
約数の個数: 72
約数和(自身を含む): 381963456
約数和(自身を除く): 243408468

約数列:
[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 169, 286, 338, 429, 507, 572, 676, 858, 1014, 1716, 1859, 2028, 3718, 5577, 6211, 7436, 11154, 12422, 18633, 22308, 24844, 37266, 68321, 74532, 80743, 136642, 161486, 204963, 242229, 273284, 322972, 409926, 484458, 819852, 888173, 968916, 1049659, 1776346, 2099318, 2664519, 3148977, 3552692, 4198636, 5329038, 6297954, 10658076, 11546249, 12595908, 23092498, 34638747, 46184996, 69277494, 138554988]

約数ペア:
[(1, 138554988), (2, 69277494), (3, 46184996), (4, 34638747), (6, 23092498), (11, 12595908), (12, 11546249), (13, 10658076), (22, 6297954), (26, 5329038), (33, 4198636), (39, 3552692), (44, 3148977), (52, 2664519), (66, 2099318), (78, 1776346), (132, 1049659), (143, 968916), (156, 888173), (169, 819852), (286, 484458), (338, 409926), (429, 322972), (507, 273284), (572, 242229), (676, 204963), (858, 161486), (1014, 136642), (1716, 80743), (1859, 74532), (2028, 68321), (3718, 37266), (5577, 24844), (6211, 22308), (7436, 18633), (11154, 12422)]

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