28274487228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{229717}}^1$

素因数の和:230003

約数の個数: 72

約数和(自身を含む): 77262433248

約数和(自身を除く): 48987946020

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 263, 468, 526, 789, 1052, 1578, 2367, 3156, 3419, 4734, 6838, 9468, 10257, 13676, 20514, 30771, 41028, 61542, 123084, 229717, 459434, 689151, 918868, 1378302, 2067453, 2756604, 2986321, 4134906, 5972642, 8269812, 8958963, 11945284, 17917926, 26876889, 35835852, 53753778, 60415571, 107507556, 120831142, 181246713, 241662284, 362493426, 543740139, 724986852, 785402423, 1087480278, 1570804846, 2174960556, 2356207269, 3141609692, 4712414538, 7068621807, 9424829076, 14137243614, 28274487228]

約数ペア:

[(1, 28274487228), (2, 14137243614), (3, 9424829076), (4, 7068621807), (6, 4712414538), (9, 3141609692), (12, 2356207269), (13, 2174960556), (18, 1570804846), (26, 1087480278), (36, 785402423), (39, 724986852), (52, 543740139), (78, 362493426), (117, 241662284), (156, 181246713), (234, 120831142), (263, 107507556), (468, 60415571), (526, 53753778), (789, 35835852), (1052, 26876889), (1578, 17917926), (2367, 11945284), (3156, 8958963), (3419, 8269812), (4734, 5972642), (6838, 4134906), (9468, 2986321), (10257, 2756604), (13676, 2067453), (20514, 1378302), (30771, 918868), (41028, 689151), (61542, 459434), (123084, 229717)]