1219351315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3001}}^1$

素因数の和:3092

約数の個数: 64

約数和(自身を含む): 1936650240

約数和(自身を除く): 717298925

約数列:

[1, 5, 7, 13, 19, 35, 47, 65, 91, 95, 133, 235, 247, 329, 455, 611, 665, 893, 1235, 1645, 1729, 3001, 3055, 4277, 4465, 6251, 8645, 11609, 15005, 21007, 21385, 31255, 39013, 57019, 58045, 81263, 105035, 141047, 195065, 273091, 285095, 399133, 406315, 705235, 741247, 987329, 1365455, 1833611, 1995665, 2679893, 3706235, 4936645, 5188729, 9168055, 12835277, 13399465, 18759251, 25943645, 34838609, 64176385, 93796255, 174193045, 243870263, 1219351315]

約数ペア:

[(1, 1219351315), (5, 243870263), (7, 174193045), (13, 93796255), (19, 64176385), (35, 34838609), (47, 25943645), (65, 18759251), (91, 13399465), (95, 12835277), (133, 9168055), (235, 5188729), (247, 4936645), (329, 3706235), (455, 2679893), (611, 1995665), (665, 1833611), (893, 1365455), (1235, 987329), (1645, 741247), (1729, 705235), (3001, 406315), (3055, 399133), (4277, 285095), (4465, 273091), (6251, 195065), (8645, 141047), (11609, 105035), (15005, 81263), (21007, 58045), (21385, 57019), (31255, 39013)]