396719388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:564

約数の個数: 108

約数和(自身を含む): 1094701608

約数和(自身を除く): 697982220

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 197, 234, 331, 338, 394, 468, 507, 591, 662, 676, 788, 993, 1014, 1182, 1324, 1521, 1773, 1986, 2028, 2364, 2561, 2979, 3042, 3546, 3972, 4303, 5122, 5958, 6084, 7092, 7683, 8606, 10244, 11916, 12909, 15366, 17212, 23049, 25818, 30732, 33293, 38727, 46098, 51636, 55939, 65207, 66586, 77454, 92196, 99879, 111878, 130414, 133172, 154908, 167817, 195621, 199758, 223756, 260828, 299637, 335634, 391242, 399516, 503451, 586863, 599274, 671268, 782484, 847691, 1006902, 1173726, 1198548, 1695382, 2013804, 2347452, 2543073, 3390764, 5086146, 7629219, 10172292, 11019983, 15258438, 22039966, 30516876, 33059949, 44079932, 66119898, 99179847, 132239796, 198359694, 396719388]

約数ペア:

[(1, 396719388), (2, 198359694), (3, 132239796), (4, 99179847), (6, 66119898), (9, 44079932), (12, 33059949), (13, 30516876), (18, 22039966), (26, 15258438), (36, 11019983), (39, 10172292), (52, 7629219), (78, 5086146), (117, 3390764), (156, 2543073), (169, 2347452), (197, 2013804), (234, 1695382), (331, 1198548), (338, 1173726), (394, 1006902), (468, 847691), (507, 782484), (591, 671268), (662, 599274), (676, 586863), (788, 503451), (993, 399516), (1014, 391242), (1182, 335634), (1324, 299637), (1521, 260828), (1773, 223756), (1986, 199758), (2028, 195621), (2364, 167817), (2561, 154908), (2979, 133172), (3042, 130414), (3546, 111878), (3972, 99879), (4303, 92196), (5122, 77454), (5958, 66586), (6084, 65207), (7092, 55939), (7683, 51636), (8606, 46098), (10244, 38727), (11916, 33293), (12909, 30732), (15366, 25818), (17212, 23049)]