1968696465

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 3324499200

約数和(自身を除く): 1355802735

約数列:

[1, 3, 5, 15, 29, 87, 89, 145, 211, 241, 267, 435, 445, 633, 723, 1055, 1205, 1335, 2581, 3165, 3615, 6119, 6989, 7743, 12905, 18357, 18779, 20967, 21449, 30595, 34945, 38715, 50851, 56337, 64347, 91785, 93895, 104835, 107245, 152553, 254255, 281685, 321735, 544591, 622021, 762765, 1474679, 1633773, 1866063, 2722955, 3110105, 4424037, 4525739, 7373395, 8168865, 9330315, 13577217, 22120185, 22628695, 67886085, 131246431, 393739293, 656232155, 1968696465]

約数ペア:

[(1, 1968696465), (3, 656232155), (5, 393739293), (15, 131246431), (29, 67886085), (87, 22628695), (89, 22120185), (145, 13577217), (211, 9330315), (241, 8168865), (267, 7373395), (435, 4525739), (445, 4424037), (633, 3110105), (723, 2722955), (1055, 1866063), (1205, 1633773), (1335, 1474679), (2581, 762765), (3165, 622021), (3615, 544591), (6119, 321735), (6989, 281685), (7743, 254255), (12905, 152553), (18357, 107245), (18779, 104835), (20967, 93895), (21449, 91785), (30595, 64347), (34945, 56337), (38715, 50851)]