123985992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{991}}^1$

素因数の和:1414

約数の個数: 64

約数和(自身を含む): 334978560

約数和(自身を除く): 210992568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 401, 802, 991, 1203, 1604, 1982, 2406, 2973, 3208, 3964, 4812, 5213, 5946, 7928, 9624, 10426, 11892, 12883, 15639, 20852, 23784, 25766, 31278, 38649, 41704, 51532, 62556, 77298, 103064, 125112, 154596, 309192, 397391, 794782, 1192173, 1589564, 2384346, 3179128, 4768692, 5166083, 9537384, 10332166, 15498249, 20664332, 30996498, 41328664, 61992996, 123985992]

約数ペア:

[(1, 123985992), (2, 61992996), (3, 41328664), (4, 30996498), (6, 20664332), (8, 15498249), (12, 10332166), (13, 9537384), (24, 5166083), (26, 4768692), (39, 3179128), (52, 2384346), (78, 1589564), (104, 1192173), (156, 794782), (312, 397391), (401, 309192), (802, 154596), (991, 125112), (1203, 103064), (1604, 77298), (1982, 62556), (2406, 51532), (2973, 41704), (3208, 38649), (3964, 31278), (4812, 25766), (5213, 23784), (5946, 20852), (7928, 15639), (9624, 12883), (10426, 11892)]