1520653323

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 2456985600

約数和(自身を除く): 936332277

約数列:

[1, 3, 7, 21, 31, 61, 93, 149, 183, 217, 257, 427, 447, 651, 771, 1043, 1281, 1799, 1891, 3129, 4619, 5397, 5673, 7967, 9089, 13237, 13857, 15677, 23901, 27267, 32333, 38293, 39711, 47031, 55769, 63623, 96999, 109739, 114879, 167307, 190869, 268051, 281759, 329217, 485987, 804153, 845277, 1187083, 1457961, 1972313, 2335873, 3401909, 3561249, 5916939, 7007619, 8309581, 10205727, 16351111, 24928743, 49053333, 72412063, 217236189, 506884441, 1520653323]

約数ペア:

[(1, 1520653323), (3, 506884441), (7, 217236189), (21, 72412063), (31, 49053333), (61, 24928743), (93, 16351111), (149, 10205727), (183, 8309581), (217, 7007619), (257, 5916939), (427, 3561249), (447, 3401909), (651, 2335873), (771, 1972313), (1043, 1457961), (1281, 1187083), (1799, 845277), (1891, 804153), (3129, 485987), (4619, 329217), (5397, 281759), (5673, 268051), (7967, 190869), (9089, 167307), (13237, 114879), (13857, 109739), (15677, 96999), (23901, 63623), (27267, 55769), (32333, 47031), (38293, 39711)]