644436

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:52

約数の個数: 84

約数和(自身を含む): 1928052

約数和(自身を除く): 1283616

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 27, 34, 36, 39, 51, 52, 54, 68, 78, 81, 102, 108, 117, 153, 156, 162, 204, 221, 234, 243, 306, 324, 351, 442, 459, 468, 486, 612, 663, 702, 729, 884, 918, 972, 1053, 1326, 1377, 1404, 1458, 1836, 1989, 2106, 2652, 2754, 2916, 3159, 3978, 4131, 4212, 5508, 5967, 6318, 7956, 8262, 9477, 11934, 12393, 12636, 16524, 17901, 18954, 23868, 24786, 35802, 37908, 49572, 53703, 71604, 107406, 161109, 214812, 322218, 644436]

約数ペア:

[(1, 644436), (2, 322218), (3, 214812), (4, 161109), (6, 107406), (9, 71604), (12, 53703), (13, 49572), (17, 37908), (18, 35802), (26, 24786), (27, 23868), (34, 18954), (36, 17901), (39, 16524), (51, 12636), (52, 12393), (54, 11934), (68, 9477), (78, 8262), (81, 7956), (102, 6318), (108, 5967), (117, 5508), (153, 4212), (156, 4131), (162, 3978), (204, 3159), (221, 2916), (234, 2754), (243, 2652), (306, 2106), (324, 1989), (351, 1836), (442, 1458), (459, 1404), (468, 1377), (486, 1326), (612, 1053), (663, 972), (702, 918), (729, 884)]