209124786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6857}}^1$

素因数の和:6915

約数の個数: 64

約数和(自身を含む): 497726208

約数和(自身を除く): 288601422

約数列:

[1, 2, 3, 6, 13, 17, 23, 26, 34, 39, 46, 51, 69, 78, 102, 138, 221, 299, 391, 442, 598, 663, 782, 897, 1173, 1326, 1794, 2346, 5083, 6857, 10166, 13714, 15249, 20571, 30498, 41142, 89141, 116569, 157711, 178282, 233138, 267423, 315422, 349707, 473133, 534846, 699414, 946266, 1515397, 2050243, 2681087, 3030794, 4100486, 4546191, 5362174, 6150729, 8043261, 9092382, 12301458, 16086522, 34854131, 69708262, 104562393, 209124786]

約数ペア:

[(1, 209124786), (2, 104562393), (3, 69708262), (6, 34854131), (13, 16086522), (17, 12301458), (23, 9092382), (26, 8043261), (34, 6150729), (39, 5362174), (46, 4546191), (51, 4100486), (69, 3030794), (78, 2681087), (102, 2050243), (138, 1515397), (221, 946266), (299, 699414), (391, 534846), (442, 473133), (598, 349707), (663, 315422), (782, 267423), (897, 233138), (1173, 178282), (1326, 157711), (1794, 116569), (2346, 89141), (5083, 41142), (6857, 30498), (10166, 20571), (13714, 15249)]