28966470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 79839648

約数和(自身を除く): 50873178

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 257, 289, 390, 442, 510, 514, 578, 663, 771, 867, 1105, 1285, 1326, 1445, 1542, 1734, 2210, 2570, 2890, 3315, 3341, 3757, 3855, 4335, 4369, 6630, 6682, 7514, 7710, 8670, 8738, 10023, 11271, 13107, 16705, 18785, 20046, 21845, 22542, 26214, 33410, 37570, 43690, 50115, 56355, 56797, 65535, 74273, 100230, 112710, 113594, 131070, 148546, 170391, 222819, 283985, 340782, 371365, 445638, 567970, 742730, 851955, 965549, 1114095, 1703910, 1931098, 2228190, 2896647, 4827745, 5793294, 9655490, 14483235, 28966470]

約数ペア:

[(1, 28966470), (2, 14483235), (3, 9655490), (5, 5793294), (6, 4827745), (10, 2896647), (13, 2228190), (15, 1931098), (17, 1703910), (26, 1114095), (30, 965549), (34, 851955), (39, 742730), (51, 567970), (65, 445638), (78, 371365), (85, 340782), (102, 283985), (130, 222819), (170, 170391), (195, 148546), (221, 131070), (255, 113594), (257, 112710), (289, 100230), (390, 74273), (442, 65535), (510, 56797), (514, 56355), (578, 50115), (663, 43690), (771, 37570), (867, 33410), (1105, 26214), (1285, 22542), (1326, 21845), (1445, 20046), (1542, 18785), (1734, 16705), (2210, 13107), (2570, 11271), (2890, 10023), (3315, 8738), (3341, 8670), (3757, 7710), (3855, 7514), (4335, 6682), (4369, 6630)]