28147197

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 42900480

約数和(自身を除く): 14753283

約数列:

[1, 3, 13, 29, 39, 41, 87, 123, 377, 533, 607, 1131, 1189, 1599, 1821, 3567, 7891, 15457, 17603, 23673, 24887, 46371, 52809, 74661, 228839, 323531, 686517, 721723, 970593, 2165169, 9382399, 28147197]

約数ペア:

[(1, 28147197), (3, 9382399), (13, 2165169), (29, 970593), (39, 721723), (41, 686517), (87, 323531), (123, 228839), (377, 74661), (533, 52809), (607, 46371), (1131, 24887), (1189, 23673), (1599, 17603), (1821, 15457), (3567, 7891)]