About the Number

1381899607218

1381899607217 ← → 1381899607219

2進数表記:10100000110111111101000101001110010110010

漢数字表記:一兆三千八百十八億九千九百六十万七千二百十八

素因数分解:

2 1 × 3 4 × 13 1 × 211 1 × 3109823 1

素因数の和:3110061
約数の個数: 80
約数和(自身を含む): 3350474620416
約数和(自身を除く): 1968575013198

約数列:
[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 211, 234, 351, 422, 633, 702, 1053, 1266, 1899, 2106, 2743, 3798, 5486, 5697, 8229, 11394, 16458, 17091, 24687, 34182, 49374, 74061, 148122, 222183, 444366, 3109823, 6219646, 9329469, 18658938, 27988407, 40427699, 55976814, 80855398, 83965221, 121283097, 167930442, 242566194, 251895663, 363849291, 503791326, 656172653, 727698582, 1091547873, 1312345306, 1968517959, 2183095746, 3274643619, 3937035918, 5905553877, 6549287238, 8530244489, 11811107754, 17060488978, 17716661631, 25590733467, 35433323262, 51181466934, 53149984893, 76772200401, 106299969786, 153544400802, 230316601203, 460633202406, 690949803609, 1381899607218]

約数ペア:
[(1, 1381899607218), (2, 690949803609), (3, 460633202406), (6, 230316601203), (9, 153544400802), (13, 106299969786), (18, 76772200401), (26, 53149984893), (27, 51181466934), (39, 35433323262), (54, 25590733467), (78, 17716661631), (81, 17060488978), (117, 11811107754), (162, 8530244489), (211, 6549287238), (234, 5905553877), (351, 3937035918), (422, 3274643619), (633, 2183095746), (702, 1968517959), (1053, 1312345306), (1266, 1091547873), (1899, 727698582), (2106, 656172653), (2743, 503791326), (3798, 363849291), (5486, 251895663), (5697, 242566194), (8229, 167930442), (11394, 121283097), (16458, 83965221), (17091, 80855398), (24687, 55976814), (34182, 40427699), (49374, 27988407), (74061, 18658938), (148122, 9329469), (222183, 6219646), (444366, 3109823)]

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