156921188613

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{823}}^1\times {\mathrm{3593}}^1$

素因数の和:4471

約数の個数: 72

約数和(自身を含む): 257255759808

約数和(自身を除く): 100334571195

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 823, 931, 1083, 2469, 2527, 2793, 3593, 5761, 7581, 10779, 15637, 17283, 17689, 25151, 40327, 46911, 53067, 68267, 75453, 109459, 120981, 176057, 204801, 297103, 328377, 477869, 528171, 766213, 891309, 1297073, 1433607, 2079721, 2298639, 2957039, 3345083, 3891219, 6239163, 8871117, 9079511, 10035249, 14558047, 20699273, 27238533, 43674141, 56183741, 62097819, 63556577, 144894911, 168551223, 190669731, 393286187, 434684733, 1067491079, 1179858561, 2753003309, 3202473237, 7472437553, 8259009927, 22417312659, 52307062871, 156921188613]

約数ペア:

[(1, 156921188613), (3, 52307062871), (7, 22417312659), (19, 8259009927), (21, 7472437553), (49, 3202473237), (57, 2753003309), (133, 1179858561), (147, 1067491079), (361, 434684733), (399, 393286187), (823, 190669731), (931, 168551223), (1083, 144894911), (2469, 63556577), (2527, 62097819), (2793, 56183741), (3593, 43674141), (5761, 27238533), (7581, 20699273), (10779, 14558047), (15637, 10035249), (17283, 9079511), (17689, 8871117), (25151, 6239163), (40327, 3891219), (46911, 3345083), (53067, 2957039), (68267, 2298639), (75453, 2079721), (109459, 1433607), (120981, 1297073), (176057, 891309), (204801, 766213), (297103, 528171), (328377, 477869)]