206971492

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2801}}^1$

素因数の和:2861

約数の個数: 72

約数和(自身を含む): 469559160

約数和(自身を除く): 262587668

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 406, 637, 754, 812, 1274, 1421, 1508, 2548, 2639, 2801, 2842, 5278, 5602, 5684, 10556, 11204, 18473, 19607, 36413, 36946, 39214, 72826, 73892, 78428, 81229, 137249, 145652, 162458, 254891, 274498, 324916, 509782, 548996, 568603, 1019564, 1055977, 1137206, 1784237, 2111954, 2274412, 3568474, 3980221, 4223908, 7136948, 7391839, 7960442, 14783678, 15920884, 29567356, 51742873, 103485746, 206971492]

約数ペア:

[(1, 206971492), (2, 103485746), (4, 51742873), (7, 29567356), (13, 15920884), (14, 14783678), (26, 7960442), (28, 7391839), (29, 7136948), (49, 4223908), (52, 3980221), (58, 3568474), (91, 2274412), (98, 2111954), (116, 1784237), (182, 1137206), (196, 1055977), (203, 1019564), (364, 568603), (377, 548996), (406, 509782), (637, 324916), (754, 274498), (812, 254891), (1274, 162458), (1421, 145652), (1508, 137249), (2548, 81229), (2639, 78428), (2801, 73892), (2842, 72826), (5278, 39214), (5602, 36946), (5684, 36413), (10556, 19607), (11204, 18473)]