15896972

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 37001664

約数和(自身を除く): 21104692

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 364, 367, 442, 476, 637, 734, 833, 884, 1274, 1468, 1547, 1666, 2548, 2569, 3094, 3332, 4771, 5138, 6188, 6239, 9542, 10276, 10829, 12478, 17983, 19084, 21658, 24956, 33397, 35966, 43316, 43673, 66794, 71932, 81107, 87346, 133588, 162214, 174692, 233779, 305711, 324428, 467558, 567749, 611422, 935116, 1135498, 1222844, 2270996, 3974243, 7948486, 15896972]

約数ペア:

[(1, 15896972), (2, 7948486), (4, 3974243), (7, 2270996), (13, 1222844), (14, 1135498), (17, 935116), (26, 611422), (28, 567749), (34, 467558), (49, 324428), (52, 305711), (68, 233779), (91, 174692), (98, 162214), (119, 133588), (182, 87346), (196, 81107), (221, 71932), (238, 66794), (364, 43673), (367, 43316), (442, 35966), (476, 33397), (637, 24956), (734, 21658), (833, 19084), (884, 17983), (1274, 12478), (1468, 10829), (1547, 10276), (1666, 9542), (2548, 6239), (2569, 6188), (3094, 5138), (3332, 4771)]