1987664562

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{12697}}^1$

素因数の和:12944

約数の個数: 64

約数和(自身を含む): 4778511360

約数和(自身を除く): 2790846798

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 223, 234, 351, 446, 669, 702, 1338, 2007, 2899, 4014, 5798, 6021, 8697, 12042, 12697, 17394, 25394, 26091, 38091, 52182, 76182, 78273, 114273, 156546, 165061, 228546, 330122, 342819, 495183, 685638, 990366, 1485549, 2831431, 2971098, 4456647, 5662862, 8494293, 8913294, 16988586, 25482879, 36808603, 50965758, 73617206, 76448637, 110425809, 152897274, 220851618, 331277427, 662554854, 993832281, 1987664562]

約数ペア:

[(1, 1987664562), (2, 993832281), (3, 662554854), (6, 331277427), (9, 220851618), (13, 152897274), (18, 110425809), (26, 76448637), (27, 73617206), (39, 50965758), (54, 36808603), (78, 25482879), (117, 16988586), (223, 8913294), (234, 8494293), (351, 5662862), (446, 4456647), (669, 2971098), (702, 2831431), (1338, 1485549), (2007, 990366), (2899, 685638), (4014, 495183), (5798, 342819), (6021, 330122), (8697, 228546), (12042, 165061), (12697, 156546), (17394, 114273), (25394, 78273), (26091, 76182), (38091, 52182)]