289808558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{11069}}^1$

素因数の和:11156

約数の個数: 32

約数和(自身を含む): 502135200

約数和(自身を除く): 212326642

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 247, 494, 689, 1007, 1378, 2014, 11069, 13091, 22138, 26182, 143897, 210311, 287794, 420622, 586657, 1173314, 2734043, 5468086, 7626541, 11146483, 15253082, 22292966, 144904279, 289808558]

約数ペア:

[(1, 289808558), (2, 144904279), (13, 22292966), (19, 15253082), (26, 11146483), (38, 7626541), (53, 5468086), (106, 2734043), (247, 1173314), (494, 586657), (689, 420622), (1007, 287794), (1378, 210311), (2014, 143897), (11069, 26182), (13091, 22138)]