861363342

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{55579}}^1$

素因数の和:55638

約数の個数: 64

約数和(自身を含む): 2240985600

約数和(自身を除く): 1379622258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 82, 123, 126, 189, 246, 287, 369, 378, 574, 738, 861, 1107, 1722, 2214, 2583, 5166, 7749, 15498, 55579, 111158, 166737, 333474, 389053, 500211, 778106, 1000422, 1167159, 1500633, 2278739, 2334318, 3001266, 3501477, 4557478, 6836217, 7002954, 10504431, 13672434, 15951173, 20508651, 21008862, 31902346, 41017302, 47853519, 61525953, 95707038, 123051906, 143560557, 287121114, 430681671, 861363342]

約数ペア:

[(1, 861363342), (2, 430681671), (3, 287121114), (6, 143560557), (7, 123051906), (9, 95707038), (14, 61525953), (18, 47853519), (21, 41017302), (27, 31902346), (41, 21008862), (42, 20508651), (54, 15951173), (63, 13672434), (82, 10504431), (123, 7002954), (126, 6836217), (189, 4557478), (246, 3501477), (287, 3001266), (369, 2334318), (378, 2278739), (574, 1500633), (738, 1167159), (861, 1000422), (1107, 778106), (1722, 500211), (2214, 389053), (2583, 333474), (5166, 166737), (7749, 111158), (15498, 55579)]