978957988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{13417}}^1$

素因数の和:13504

約数の個数: 48

約数和(自身を含む): 1927361520

約数和(自身を除く): 948403532

約数列:

[1, 2, 4, 17, 29, 34, 37, 58, 68, 74, 116, 148, 493, 629, 986, 1073, 1258, 1972, 2146, 2516, 4292, 13417, 18241, 26834, 36482, 53668, 72964, 228089, 389093, 456178, 496429, 778186, 912356, 992858, 1556372, 1985716, 6614581, 8439293, 13229162, 14396441, 16878586, 26458324, 28792882, 33757172, 57585764, 244739497, 489478994, 978957988]

約数ペア:

[(1, 978957988), (2, 489478994), (4, 244739497), (17, 57585764), (29, 33757172), (34, 28792882), (37, 26458324), (58, 16878586), (68, 14396441), (74, 13229162), (116, 8439293), (148, 6614581), (493, 1985716), (629, 1556372), (986, 992858), (1073, 912356), (1258, 778186), (1972, 496429), (2146, 456178), (2516, 389093), (4292, 228089), (13417, 72964), (18241, 53668), (26834, 36482)]