28941198

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 68947200

約数和(自身を除く): 40006002

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 89, 143, 178, 267, 286, 379, 429, 534, 758, 858, 979, 1137, 1157, 1958, 2274, 2314, 2937, 3471, 4169, 4927, 5874, 6942, 8338, 9854, 12507, 12727, 14781, 25014, 25454, 29562, 33731, 38181, 54197, 67462, 76362, 101193, 108394, 162591, 202386, 325182, 371041, 438503, 742082, 877006, 1113123, 1315509, 2226246, 2631018, 4823533, 9647066, 14470599, 28941198]

約数ペア:

[(1, 28941198), (2, 14470599), (3, 9647066), (6, 4823533), (11, 2631018), (13, 2226246), (22, 1315509), (26, 1113123), (33, 877006), (39, 742082), (66, 438503), (78, 371041), (89, 325182), (143, 202386), (178, 162591), (267, 108394), (286, 101193), (379, 76362), (429, 67462), (534, 54197), (758, 38181), (858, 33731), (979, 29562), (1137, 25454), (1157, 25014), (1958, 14781), (2274, 12727), (2314, 12507), (2937, 9854), (3471, 8338), (4169, 6942), (4927, 5874)]