15879674772

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1995937}}^1$

素因数の和:1995977

約数の個数: 72

約数和(自身を含む): 45770850216

約数和(自身を除く): 29891175444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 1995937, 3991874, 5987811, 7983748, 11975622, 17963433, 23951244, 25947181, 33930929, 35926866, 51894362, 67861858, 71853732, 77841543, 101792787, 103788724, 135723716, 155683086, 203585574, 233524629, 305378361, 311366172, 407171148, 441102077, 467049258, 610756722, 882204154, 934098516, 1221513444, 1323306231, 1764408308, 2646612462, 3969918693, 5293224924, 7939837386, 15879674772]

約数ペア:

[(1, 15879674772), (2, 7939837386), (3, 5293224924), (4, 3969918693), (6, 2646612462), (9, 1764408308), (12, 1323306231), (13, 1221513444), (17, 934098516), (18, 882204154), (26, 610756722), (34, 467049258), (36, 441102077), (39, 407171148), (51, 311366172), (52, 305378361), (68, 233524629), (78, 203585574), (102, 155683086), (117, 135723716), (153, 103788724), (156, 101792787), (204, 77841543), (221, 71853732), (234, 67861858), (306, 51894362), (442, 35926866), (468, 33930929), (612, 25947181), (663, 23951244), (884, 17963433), (1326, 11975622), (1989, 7983748), (2652, 5987811), (3978, 3991874), (7956, 1995937)]