1718428894

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{1153}}^1$

素因数の和:1625

約数の個数: 64

約数和(自身を含む): 3350108160

約数和(自身を除く): 1631679266

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 431, 494, 862, 1153, 1729, 2306, 3017, 3458, 5603, 6034, 8071, 8189, 11206, 14989, 16142, 16378, 21907, 29978, 39221, 43814, 57323, 78442, 104923, 106457, 114646, 153349, 209846, 212914, 284791, 306698, 496943, 569582, 745199, 993886, 1490398, 1993537, 3478601, 3987074, 6460259, 6957202, 9441917, 12920518, 18883834, 45221813, 66093419, 90443626, 122744921, 132186838, 245489842, 859214447, 1718428894]

約数ペア:

[(1, 1718428894), (2, 859214447), (7, 245489842), (13, 132186838), (14, 122744921), (19, 90443626), (26, 66093419), (38, 45221813), (91, 18883834), (133, 12920518), (182, 9441917), (247, 6957202), (266, 6460259), (431, 3987074), (494, 3478601), (862, 1993537), (1153, 1490398), (1729, 993886), (2306, 745199), (3017, 569582), (3458, 496943), (5603, 306698), (6034, 284791), (8071, 212914), (8189, 209846), (11206, 153349), (14989, 114646), (16142, 106457), (16378, 104923), (21907, 78442), (29978, 57323), (39221, 43814)]