221019708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6529}}^1$

素因数の和:6587

約数の個数: 96

約数和(自身を含む): 655298560

約数和(自身を除く): 434278852

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 182, 186, 217, 273, 364, 372, 403, 434, 546, 651, 806, 868, 1092, 1209, 1302, 1612, 2418, 2604, 2821, 4836, 5642, 6529, 8463, 11284, 13058, 16926, 19587, 26116, 33852, 39174, 45703, 78348, 84877, 91406, 137109, 169754, 182812, 202399, 254631, 274218, 339508, 404798, 509262, 548436, 594139, 607197, 809596, 1018524, 1188278, 1214394, 1416793, 1782417, 2376556, 2428788, 2631187, 2833586, 3564834, 4250379, 5262374, 5667172, 7129668, 7893561, 8500758, 10524748, 15787122, 17001516, 18418309, 31574244, 36836618, 55254927, 73673236, 110509854, 221019708]

約数ペア:

[(1, 221019708), (2, 110509854), (3, 73673236), (4, 55254927), (6, 36836618), (7, 31574244), (12, 18418309), (13, 17001516), (14, 15787122), (21, 10524748), (26, 8500758), (28, 7893561), (31, 7129668), (39, 5667172), (42, 5262374), (52, 4250379), (62, 3564834), (78, 2833586), (84, 2631187), (91, 2428788), (93, 2376556), (124, 1782417), (156, 1416793), (182, 1214394), (186, 1188278), (217, 1018524), (273, 809596), (364, 607197), (372, 594139), (403, 548436), (434, 509262), (546, 404798), (651, 339508), (806, 274218), (868, 254631), (1092, 202399), (1209, 182812), (1302, 169754), (1612, 137109), (2418, 91406), (2604, 84877), (2821, 78348), (4836, 45703), (5642, 39174), (6529, 33852), (8463, 26116), (11284, 19587), (13058, 16926)]