998156716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{853}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 1872309600

約数和(自身を除く): 874152884

約数列:

[1, 2, 4, 19, 38, 76, 89, 173, 178, 346, 356, 692, 853, 1691, 1706, 3287, 3382, 3412, 6574, 6764, 13148, 15397, 16207, 30794, 32414, 61588, 64828, 75917, 147569, 151834, 292543, 295138, 303668, 585086, 590276, 1170172, 1442423, 2803811, 2884846, 5607622, 5769692, 11215244, 13133641, 26267282, 52534564, 249539179, 499078358, 998156716]

約数ペア:

[(1, 998156716), (2, 499078358), (4, 249539179), (19, 52534564), (38, 26267282), (76, 13133641), (89, 11215244), (173, 5769692), (178, 5607622), (346, 2884846), (356, 2803811), (692, 1442423), (853, 1170172), (1691, 590276), (1706, 585086), (3287, 303668), (3382, 295138), (3412, 292543), (6574, 151834), (6764, 147569), (13148, 75917), (15397, 64828), (16207, 61588), (30794, 32414)]