289907748

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{22943}}^1$

素因数の和:22975

約数の個数: 72

約数和(自身を含む): 818458368

約数和(自身を除く): 528550620

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 3159, 4212, 6318, 12636, 22943, 45886, 68829, 91772, 137658, 206487, 275316, 298259, 412974, 596518, 619461, 825948, 894777, 1193036, 1238922, 1789554, 1858383, 2477844, 2684331, 3579108, 3716766, 5368662, 5575149, 7433532, 8052993, 10737324, 11150298, 16105986, 22300596, 24158979, 32211972, 48317958, 72476937, 96635916, 144953874, 289907748]

約数ペア:

[(1, 289907748), (2, 144953874), (3, 96635916), (4, 72476937), (6, 48317958), (9, 32211972), (12, 24158979), (13, 22300596), (18, 16105986), (26, 11150298), (27, 10737324), (36, 8052993), (39, 7433532), (52, 5575149), (54, 5368662), (78, 3716766), (81, 3579108), (108, 2684331), (117, 2477844), (156, 1858383), (162, 1789554), (234, 1238922), (243, 1193036), (324, 894777), (351, 825948), (468, 619461), (486, 596518), (702, 412974), (972, 298259), (1053, 275316), (1404, 206487), (2106, 137658), (3159, 91772), (4212, 68829), (6318, 45886), (12636, 22943)]