1378157648

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{332567}}^1$

素因数の和:332619

約数の個数: 40

約数和(自身を含む): 3134120832

約数和(自身を除く): 1755963184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 332567, 665134, 1330268, 2327969, 2660536, 4655938, 5321072, 9311876, 12304979, 18623752, 24609958, 37247504, 49219916, 86134853, 98439832, 172269706, 196879664, 344539412, 689078824, 1378157648]

約数ペア:

[(1, 1378157648), (2, 689078824), (4, 344539412), (7, 196879664), (8, 172269706), (14, 98439832), (16, 86134853), (28, 49219916), (37, 37247504), (56, 24609958), (74, 18623752), (112, 12304979), (148, 9311876), (259, 5321072), (296, 4655938), (518, 2660536), (592, 2327969), (1036, 1330268), (2072, 665134), (4144, 332567)]